| 0788105442 |
|
Navigational & Surveying Instruments: Industry & Trade Summary |
| 142239056X |
|
Navigator’s Handbook: Essential Methods and Equipment -- and How to Use Them to Go Anywhere at Sea |
| 1428948996 |
|
Navy Acquisitions: Improved Littoral War-fighting Capabilities Needed: Report to the Chairman and Ranking Minority Member. Subcommittee on Military Research and Development, Committee on Armed Services, U.S. House of Representatives |
| 1437925545 |
|
Navy Aegis Cruiser and Destroyer Modernization: Background and Issues for Congress |
| 1428976647 |
|
Navy Aircraft Carriers: Cost-effectiveness of Conventionally and Nuclear-powered Carriers: Report to Congressional Requesters |
| 0788128590 |
|
Navy Aviation: AV-8B Harrier Remanufacture Strategy Found Not to be the Most Cost-Effective Option |
| 1428976655 |
|
Navy Aviation: F A-18E F Development and Production Issues: Report to the Honorable Russell D. Feingold, U.S. Senate |
| 0788134043 |
|
Navy Aviation: F/A-18E/F Will Provide Marginal Operational Improvement at High Cost |
| 1457834480 |
|
Navy Biofuel Initiative Under the Defense Production Act |
| 0788141341 |
|
Navy Carrier Battle Groups: The Structure & Affordability of the Future Force |
| 1457849216 |
|
Navy Commercial Access Control System Did Not Effectively Mitigate Access Control Risks |
| 1457828561 |
|
Navy DDG-51 and DDG-1000 Destroyer Programs: Background and Issues for Congress |
| 1428985212 |
|
Navy Family Housing Manual |
| 1437919596 |
|
Navy Force Structure and Shipbuilding Plans: Background and Issues for Congress |
| 145786889X |
|
Navy Force Structure: Sustainable Plan and Comprehensive Assessment Is Needed to Mitigate Long-Term Risks to Ships Assigned to Overseas Homeports |
| 14578 28804 |
|
Navy Ford (CVN-78) Class Aircraft Carrier Program: Background and Issues for Congress |
| 1428949003 |
|
Navy Inventory: Parts Shortages are Impacting Operations and Maintenance Effectiveness: Report to Congressional Committees |
| 0788141309 |
|
Navy Laboratories: Plans for Consolidation & Progress Toward Implementation |
| 1428976663 |
|
Navy Mine Warfare: Plans to Improve Countermeasures Capabilities Unclear: Report to the Chairman and Ranking Minority Member, Subcommittee on Military Research and Development, Committee on National Security, U.S. House of Representatives |
| 1437925170 |
|
Navy Nuclear-Powered Surface Ships: Background, Issues, and Options for Congress |
| 1457831058 |
|
Navy Ohio Replacement (SWSBN[X]) Ballistic Missile Submarine Program: Background and Issues for Congress |
| 078817939x |
|
Navy Ordnance: Analysis of Business Area Price Increases & Financial Losses |
| 1428978674 |
|
Navy Ordnance: Analysis of Business Area Price Increases and Financial Losses: Report to the Chairman of the Subcommittee on Military Readiness, Committee on National Security, U.S. House of Representatives |
| 1428978682 |
|
Navy Regional Maintenance: Substantial Opportunities Exist to Build on Infrastructure Streamlining Progress: Report to the Chairman, Subcommittee on Military Readiness, Committee on National Security, U.S. House of Representatives |
| 1437918735 |
|
Navy Role in Irregular Warfare and Counterterrorism: Background and Issues for Congress |
| 0788129902 |
|
Navy SEAL Nutrition Guide |
| 0788173626 |
|
Navy SEAL Physical Fitness Guide |
| 756763355 |
|
Navy SEALs: A History of the Early Years |
| 756785804 |
|
Navy SEALs: A History of the Early Years |
| 756789923 |
|
Navy Seals: A History Part II: The Vietnam Years |
| 1437969968 |
|
Navy Seals: A History: Part I: The Early Years |
| 1437969984 |
|
Navy Seals: A History: Part III: Post-Vietnam to the Present |
| 1422353060 |
|
Navy Seals: A History: Post-Vietnam to the Present |
| 1457852055 |
|
Navy Shipbuilding: Opportunities Exist to Improve Practices Affecting Quality |
| 1457847795 |
|
Navy Shipbuilding: Significant Investments in the Littoral Combat Ship Amid Substantial Unknowns about Capabilities, Use, and Cost |
| 1457833778 |
|
Navy Small boats: Maintenance Report Addressed Most Directed Elements, but Additional Information Needed |
| 0788174681 |
|
Navy Song Book |
| 0788122185 |
|
Navy Supply: Improved Material Management Can Reduce Shipyard Costs |
| 1457836181 |
|
Navy Training: Observations on the Navyäó»s Use of Live and Simulated Training |
| 145783491X |
|
Navy Virginia (SSN-774) Class Attack Submarine Procurement: Background and Issues for Congress |
| 0788145363 |
|
Nazi Gold: U.S. & Allied Efforts to Recover & Restore Gold & Other Assets Stolen or Hidden by Germany During World War II (Preliminary Study) |
| 0788145371 |
|
Nazi Gold: U.S. & Allied Efforts to Recover & Restore Gold & Other Assets Stolen or Hidden by Germany During World War II: Finding Aid to Records at the National Archives at College Park |
| 756777178 |
|
NBA Basketball Offense Basics |
| 756777283 |
|
NBA Basketball Offense Basics |
| 1437902219 |
|
NCRR Highlights 1994-1995 |
| 1437902553 |
|
NCRR: A Catalyst for Discovery: 2004-2008 Strategic Plan: Challenges and Critical Choices |
| 1428999108 |
|
NCS: Guide for Evaluating Your Firm's Jobs and Pay |
| 788165372 |
|
NCSA Guide to PC & LAN Security |
| 1437907326 |
|
NEA Literature Fellowships: 40 Years of Supporting American Writers |
| 1422356256 |
|
Neal Pollack Anthology of American Literature: The Collected Writings of Neal Pollack (rev. and updated) |
| 1428961038 |
|
Near-Real-Time Simulation and Internet-Based Delivery of Forecast-Flood Inundation Maps Using Two-Dimensional Hydraulic Modeling: A Pilot Study of the Snoqualmie River, Washington |
| 1437902723 |
|
Nearsighted Justice |
| 1422351491 |
|
Nectar and Ambrosia: An Encyclopedia of Food in World Mythology |
| 0756718929 |
|
Need for Legislative Oversight in the Global Economy, & Assessing the Impact of Globalization on Sovereignty & Democracy |
| 1422322483 |
|
Need for Multi-Emissions Legislation: Congressional Hearing |
| 1422322491 |
|
Need to Extend the Terrorism Risk Insurance Act: Congressional Field Hearing |
| 1428982647 |
|
Needed Now: The 85% Quick Fix in Bio-defense |
| 1428994513 |
|
Needed Now: The 85% Quick Fix in Bio-Defense |
| 1568060874 |
|
Needle Exchange Evaluation Report |
| 756751136 |
|
Needlepoint Gifts for All Seasons |
| 0756746493 |
|
Needs Assessment of the U.S. Fire Service |
| 1457849569 |
|
Negative Equity and Housing Investment |
| 0756749964 |
|
Neglected Diseases in East Asia: Are Public Health Programs Working?: Hearing Before the Committee on Foreign Relations, U.S. Senate |
| 1422364704 |
|
Negotiate for Success: Effective Strategies for Realizing Your Goals: Positive Business |
| 1457833611 |
|
Negotiating Afghanistan: When? With Whom? About What?: A Reprint from the Journal, äóěPrismäóť |
| 0756733553 |
|
Negotiating EU CO2/Energy Taxation: Political Economic Driving Forces & Barriers |
| 756765471 |
|
Negotiating in the Real World: Getting the Deal You Want |
| 0756706270 |
|
NEHRP Commentary on the Guidelines for the Seismic Rehabilitation of Buildings |
| 0756706262 |
|
NEHRP Guidelines for the Seismic Rehabilitation of Buildings |
| 0756719704 |
|
NEHRP Recommended Provisions for Seismic Regulations for New Building & Other Structures: 2000 ed.: Part 1 -- Provisions (6th ed.) |
| 0756706289 |
|
NEHRP Recommended Provisions for Seismic Regulations for New Buildings & Other Structures: 1997 ed.: Part 1 -- Provisions (5th ed.) |
| 0756706297 |
|
NEHRP Recommended Provisions for Seismic Regulations for New Buildings & Other Structures: 1997 ed.: Part 2 -- Commentary (5th ed.) |
| 0756719712 |
|
NEHRP Recommended Provisions for Seismic Regulations for New Buildings & Other Structures: 2000 ed.: Part 2 -- Commentary (6th ed.) |
| 0756720141 |
|
Neighborhood Effects in Mortgage Default Risk |
| 0788119443 |
|
Neighborhood-Oriented Policing in Rural Communities: A Program Planning Guide |
| 756790166 |
|
Neighboring on the Air: Cooking with the KMA Radio Homemakers |
| 078810859x |
|
Neighbors Helping Neighbors: A New National Strategy for the Protection of Children |
| 1457813874 |
|
Nello Santacroce and Dominic Fanelli d/b/a: Environmental Protection Agency Initial Decision and Order |
| 1457815192 |
|
Nemacolin Mines Corporation, LTV Steel Company, Inc. and Atlas Services Corporation: Environmental Protection Agency ORDER DENYING MOTION FOR PARTIAL ACCELERATED DECISION |
| 1428922849 |
|
Neonatal Intensive Care for Low Birthweight Infants: Costs and Effectiveness |
| 1604833335 |
|
Neotropical Katydid Genus Parascudderia Brunner (Orthoptera; Tettigoniidae; Phaneroterinae): Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 333 |
| 788191063 |
|
Nepal: The Mountain Kingdom: An Odyssey Guide |
| 756765064 |
|
Neptune’s Gift: A History of Common Salt |
| 0756747449 |
|
Neptune’s Table: A View of America’s Ocean Fisheries |
| 1422310841 |
|
Nerve Cell Damage in Mammalian Brain after Exposure to Microwaves from GSM Mobile Phones |
| 1422392201 |
|
Nerve Endings: The Discovery of the Synapse: The Quest to Find How Brain Cells Communicate |
| 788165380 |
|
Net Security: Your Digital Doberman: Sure-fire Strategies for Wired Businesses |
| 1422390292 |
|
Net Spies: Who’s Watching You on the Web? |
| 1457802457 |
|
NetEase.com, Inc.: Securities and Exchange Commission Litigation Complaint |
| 788191896 |
|
NetWare to Internet Gateways |
| 788165070 |
|
Network & Internet Security |
| 0788119400 |
|
Network Access to Multimedia Information |
| 0788171569 |
|
Network Security & Firewalls Conference (#4): Conference Proceedings |
| 1428980075 |
|
Network-Centric Operations Case Study: US-UK Coalition Combat Operations during Operation Iraqi Freedom |
| 1422319482 |
|
Networking and Information Technology Research and Development Program: Supplement to the President’s Budget for Fiscal Year 2008 |
| 1437901794 |
|
Networking and Information Technology Research and Development Program: Supplement to the President’s Budget for Fiscal Year 2009 |
| 1437904874 |
|
Networking and Information Technology Research and Development: Supplement to the President’s Budget for Fiscal Year 2006 |
| 788154044 |
|
NetWorld! What People are Really Doing on the Internet & What It Means To You |
| 1428921966 |
|
Neural Grafting: Repairing the Brain and Spinal Cord |
| 1428988262 |
|
Neurobiology of Cocaine Addiction: A Reprint from “Science and Practice Perspectives” |
| 0756729572 |
|
Neurological Disorders: Voluntary Health Agencies & Other Patient Resources |
| 0788146947 |
|
Neuroscience of Mental Health: A Report on Neuroscience Research |
| 1437913628 |
|
Neuroscience: Pathways to Alcohol Dependence: Part I -- Overview of the Neurobiology of Dependence: A Reprint from the Journal, “Alcohol Research and Health” |
| 1437915914 |
|
Neuroscience: Pathways to Alcohol Dependence: Part II -- Nuroadaptation, Risk, and Recovery: A Reprint from the Journal, “Alcohol Research and Health” |
| 1428921974 |
|
Neurotoxicity: Identifying and Controlling Poisons of the Nervous System: New Developments in Neuroscience |
| 1422328600 |
|
Neutron Lifetime Experiment Based on an Accordion-Like UCN Storage Volume Coated With “Low Temperature Fomblin” |
| 1422328619 |
|
Neutron Measurements and the Weak Nucleon-Nucleon Interaction |
| 756781353 |
|
Never Be a Victim: The Practice of Psychological Self-Defense |
| 142236612X |
|
Never Have Your Dog Stuffed: And Other Things I’ve Learned |
| 0756720184 |
|
Never Too Early, Never Too Late: To Prevent Youth Crime & Violence (in California) |
| 0871691884 |
|
Never-Ceasing Search (Memoir 188) |
| 1457810956 |
|
Nevin K. Shapiro: Securities and Exchange Commission Litigation Complaint |
| 756751268 |
|
New Alchemists: How Visionary People Make Something Out of Nothing |
| 0788137654 |
|
New American Neighborhoods: Building Homeownership Zones to Revitalize Our Nation’s Communities |
| 0871690942 |
|
New and Full Moons, 1001 B.C. to A.D. 1651 (Memoir 94) |
| 1604832428 |
|
New and Interesting Species of Foraminifera from the Vincentown Formation: Part I -- New Species: Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 242 |
| 1604832479 |
|
New and Interesting Species of Foraminifera from the Vincentown Formation: Part II -- Forms Previously Described: Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 247 |
| 1604833319 |
|
New and Variable Diatoms: Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 331 |
| 160483272X |
|
New Andean Katydid of the Genus Dichopetala (Orthoptera: Tettigoniidae: Pahneropterinae): Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 272 |
| 0756742889 |
|
New Approaches to Assessment in Science & Mathematics: A Reprint from ENC Focus |
| 143792963X |
|
New Approaches to Forest Planning: Inventorying and Mapping Place Values in the Pacific Northwest Region |
| 0788179381 |
|
New Approaches to Staff Safety (of Corrections Officers) (1st ed.) |
| 0756739004 |
|
New Approaches to Staff Safety (of Corrections Officers) (2nd ed.) |
| 1604830395 |
|
New Arca from the West Indian Region: Notulae Naturae of The Academy of Natural Sciences of Phila., No. 39 |
| 1422326039 |
|
New Attitudes Towards Menopause |
| 1422362191 |
|
New Baby Train |
| 0756745098 |
|
New Basel Accord: Sound Regulation or Crushing Complexity?: Hearing Before the Committee on Financial Services, U.S. House of Representatives |
| 142890462x |
|
New Beginnings: A Discussion Guide for Living Well with Diabetes |
| 756775434 |
|
New Biographical History of Baseball (Collectors Edition) |
| 1604831057 |
|
New Birds from Bolivia: Part V: Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 105 |
| 1604833017 |
|
New Blenny from the Coast of Western Mexico: Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 301 |
| 1604833807 |
|
New Blind Characid Fish from Southeastern Brazil: Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 380 |
| 756794242 |
|
New Book of Baby & Child Massage |
| 1604833386 |
|
New Caledonian Non-Marine Snails Collected by T. D. A. Cockerell in 1928: Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 338 |
| 1437968759 |
|
New California Cook: More Than 200 Timeless Recipes |
| 1604830859 |
|
New Californian Species of Gammarotettix (Orhoptera; Gryllacrididae; Rhaphidophorinae): Notulae Naturae of The Academy of Natural Sciences of Phila., No. 85 |
| 1604833289 |
|
New Calopsectra from Kansas (Diptera; Tendipedidae; Calopsectrini): Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 328 |
| 160483319X |
|
New Cardinal Fish (Apogonidae) from the Bahamas: Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 319 |
| 1428912940 |
|
New Century, Old Thinking: The Dangers of the Perceptual Gap in U.S.-China Relations |
| 075670040x |
|
New Charges on 800 Number Providers: Hearing Before the Committee on Commerce, Science, & Transportation, U.S. Senate |
| 756761867 |
|
New Chocolate Classics: Over 100 of Your Favorite Recipes Now Irresistibly in Chocolate |
| 1604832398 |
|
New Colombian Naiades, with Observations on Other Species: Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 239 |
| 1568066902 |
|
New Compacts for Canadian Competitiveness |
| 756777410 |
|
New Complete Coffee Book: A Gourmet Guide to Buying, Brewing, & Cooking |
| 756773458 |
|
New Connoisseur’s Menu Guide: To Ordering & Enjoying French, Italian, & Spanish/Latin American Cuisine |
| 1457855194 |
|
New Cost Estimates for Carbon Sequestration through Afforestation in the United States |
| 1604831839 |
|
New Crustaceans from the Lockatong of the Newark Series: Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 183 |
| 1428996338 |
|
New Data for Dynamic Analysis: The Business Information Tracking Series (BITS) |
| 1457811006 |
|
New Day Atlanta, LLC d/b/a NDA Financial, LLC, Andrew L. Avery and Lee E. Marks: Securities and Exchange Commission Litigation Complaint |
| 1437965997 |
|
New Deal: A 75th Anniversary Celebration |
| 078811509x |
|
New Denver Airport: Impact of the Delayed Baggage System |
| 1428922601 |
|
New Developments in Biotechnology: Field-Testing Engineered Organisms: Genetic and Ecological Issues: Contractor Documents, vol. 2 |
| 1568063458 |
|
New Developments in Biotechnology: Patenting Life |
| 1422327728 |
|
New Devices Treat Heart Defects |
| 1437905056 |
|
New Diamond Science and Technology: A Reprint from “Scientific Information Bulletin” |
| 1422327132 |
|
New Dietary Guidelines Give Practical Advice for Healthier Living |
| 788158376 |
|
New Dimensions in Military History: An Anthology |
| 1437902251 |
|
New Directions for Understanding Systemic Risk: A Reprint from “Economic Policy Review”: Conference Report |
| 1422316203 |
|
New Directions in China’s Agricultural Lending |
| 1422300846 |
|
New Directions in Global Food Markets |
| 0756735343 |
|
New Dollar Coin: Marketing Campaign Raised Public Awareness But Not Widespread Use |
| 1428945369 |
|
New Dollar: Coin Marketing Campaign Raised Public Awareness but Not Widespread Use |
| 1437924603 |
|
New Drug Approval: FDA Needs to Enhance its Oversight of Drugs Approved on the Basis of Surrogate Endpoints |
| 1437938582 |
|
New Drug Approval: FDA’s Consideration of Evidence from Certain Clinical Trials |
| 1422310078 |
|
New Drug Development: Science, Business, Regulatory, and Intellectual Property Issues Cited as Hampering Drug Development Efforts |
| 1422326829 |
|
New Drug Label Spells It Out Simply |
| 788198890 |
|
New Dynamics of Goal Setting: Flextactics for a Fast-Changing Future |
| 1604830301 |
|
New Eagle-Ray from the Lower Eocene of New Jersey: Notulae Naturae of The Academy of Natural Sciences of Phila., No. 30 |
| 1604834331 |
|
New East African Grasshoppers Species (Acridinae, Acrididae, Orthoptera) with Discussion of Problems of Generic Designation: Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 433 |
| 160483417X |
|
New East African Taxa in the Genus Gymnobothroides (Acridinae; Acrididae; Orthoptera): Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 417 |
| 0788189530 |
|
New Eco-Order: Economic & Ecological Linkages of the World’s Temperate & Boreal Forest Resources |
| 1457830140 |
|
New Economic Analysis of Infrastructure Investment |
| 1604830530 |
|
New Ecuadorian Species of Orpacophora (Orthoptera, Tettigoniiade, Pseudophyllinae): Notulae Naturae of The Academy of Natural Sciences of Phila., No. 53 |
| 1428923446 |
|
New Electric Power Technologies |
| 756755875 |
|
New Encyclopedia of Knots: A Comprehensive Reference Guide |
| 1437913695 |
|
New Era of Responsibility: Renewing America’s Promise |
| 0756734835 |
|
New Era: Revitalizing Special Education for Children & Their Families |
| 1428992901 |
|
New Europe: Challenges for U.S. Policy |
| 1457834812 |
|
New Evidence on the Tax Elasticity of Capital Gains |
| 0788182617 |
|
New Face of the University of California: Undergraduate Admissions in the Aftermath of SP-1 |
| 1604833211 |
|
New Fish of the Genus Hypsoblennius (Blenniidae) from the Bahamas: Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 321 |
| 1604831065 |
|
New Floridan Calliostoma (Astele): Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 106 |
| 1604831278 |
|
New Flycatcher of the Genus Myiophobus from Peru: Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 127 |
| 145783149X |
|
New Food Choices Free of Trans Fats Better Align U.S. Diets with Health Recommendations |
| 142231930X |
|
New Form of Air Warfare, A: A Reprint from “Air and Space Power Journal” |
| 1428926275 |
|
New Freedom Initiative: Communication from the President of the U.S. Transmitting His Report to Increase Investment in and Access to Assistive Technologies and a Quality Education, and Help Integrate Americans with Disabilities into the Workforce and Into |
| 1437906869 |
|
New Frontiers in Environmental Sciences and Human Health: NIEHS 2006-2011 Strategic Plan |
| 1604830611 |
|
New Gammarotettix (Orthoptera, Gryllacrididae, Rhaphidophorinae) from Arizona: Notulae Naturae of The Academy of Natural Sciences of Phila., No. 61 |
| 1604832584 |
|
New Gastropod and Other Fossils from the Cretaceous of New Jersey: Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 258 |
| 1604831936 |
|
New Genus and Species of Curculionidae (Coleoptera) in Baltic Amber: Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 193 |
| 160483434X |
|
New Genus and Species of Deep-Dwelling Clingfish from the Lesser Antilles: Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 434 |
| 1604831553 |
|
New Genus and Species of Locust of the Group Euthymiae (Orthoptera, Acrididae, Cyrtacanthacridinae) from South Africa: Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 155 |
| 1604831928 |
|
New Genus and Species of Nocturnal Wasps (Hymenoptera: Mutillidae: Chyphotini): Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 192 |
| 1604832827 |
|
New Genus and Species of Ophichthid Eels from the Bahamas: Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 282 |
| 1604831502 |
|
New Genus and Species of Phaneropterinae from Eastern Peru (Orthoptera; Tettigoniidae): Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 150 |
| 1604833858 |
|
New Genus and Species of Triacanthodid Fish (Plectognath) from the Indian Ocean: Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 385 |
| 1604831251 |
|
New Genus and Two New Species of Hispaniolan Pseudophyllinae (Orthoptera; Tettigoniidae): Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 125 |
| 1604831987 |
|
New Genus and Two New Species of Neotropical Pseuodophyllinae (Orthoptera: Tettigoniidae): Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 198 |
| 1604830581 |
|
New Genus of Blattidae (Orthoptera) from Brazil: Notulae Naturae of The Academy of Natural Sciences of Phila., No. 58 |
| 1604832118 |
|
New Genus of Carabaeidae (Coleoptera): Notulae Naturae of The Acad. of Natural Sciences of Phila., No. 211 |
