The British Dominions in North America; or, A Topographical and Statistical Description of the Provinces of Lower and Upper Canada, New Brunswick, Nova Scotia, the Islands of Newfoundland, Prince Edwa

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9折特價1374元

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Aeronautical Meteorology; 2nd Eedition

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9折特價1190元

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The Aviation Pocket-book for 1918; a Compendium of Modern Practice and a Collection of Useful Notes, Formulae, Rules, Tables and Data Relating to Aeronautics

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9折特價1282元

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Wind-tunnel Investigation of a Rectangular NACA 2212 Airfoil With Semispan Ailerons and With Nonperforated, Balanced Double Split Flaps for Use as Aerodynamic Brakes

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History of Tennessee River Baptist Association, North Carolina, From the Year 1830 to the Year 1892

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Descriptive Account of an Horizontal-acting and Disconnecting Spur-torpedo-ram Fitted With Auxiliary Needle-torpedo-thrusts

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Liverpool Ships in the Eighteenth Century

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Effect of Mach Number on Position Error as Applied to a Pitot-static Tube Located 0.55 Chord Ahead of an Airplane Wing

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9折特價639元

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Impulse Turbine Flow Analysis and Correlation With Experimental Data Turbine Efficiency Variation With Proturbances in Tailpipe

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Practical Aerodynamics and the Theory of the Aeroplane. A R矇sum矇 of the Principles Evolved by Past Experiments

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The Entomologist's Record and Journal of Variation; v.33 (1921)

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The Bryologist; v.21-22 (1918-1919)

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The Effects of Closing Angle and Proximity of Free Surface on Separation on a Submerged Body of Revolution

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9折特價961元

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The Aviation Pocket-book for 1918; a Compendium of Modern Practice and a Collection of Useful Notes, Formulae, Rules, Tables and Data Relating to Aeronautics

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The Entomologist's Record and Journal of Variation; v.98 (1986)

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Reinforced Concrete Construction in Theory and Practice

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Investigation at Low Speed of a Six-percent Thick Symmetrical Circular-arc Airfoil With Leading Edge Retraction in Combination With Nose Slot.

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Statistics of Losses on Hulls and Cargoes on Steamers Trading to and From the River St. Lawrence During the Season of St. Lawrence Navigation, From the Year 1889 to 1899 Both Inclusive [microform]

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An Essay on the Most Effectual Means of Preserving the Health of Seamen, in the Royal Navy

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An Investigation of a Controlled Free Surface Effect on Fin Stabilization of a Vessel Having a Large Metacentric Height

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The American Coast Pilot [microform]

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A Concise View of the Inland Navigation of the Canadian Provinces [microform]

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9折特價639元

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The Entomologist's Record and Journal of Variation; v.49 (1937)

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9折特價1603元

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Aeronautical Meteorology; 2nd Eedition

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9折特價1787元

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The Bryologist; v.23-24 (1920-1921)

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9折特價1053元

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Journals of the Senate and House of Commons of the General Assembly of North-Carolina at Its Session in ... [serial]; 1825

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Family Record of the Van Akens or Vanaukens; Being a Series of Articles Written for the Newburg (N.Y.) Sunday Telegram in the Year 1900 ..

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Journals of the Senate and House of Commons of the General Assembly of North-Carolina at Its Session in ... [serial]; 1831/1832

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9折特價1053元

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British Northern Colonies [microform]

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The Bryologist; v.15-16 (1912-1913)

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9折特價1053元

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Determination of the Stability and Control Characteristics of a Straight-wing, Tailless Fighter-airplane Model in the Langley Free-flight Tunnel

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9折特價639元

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Experimental Investigation of the Ignition Process of Solid Propellants in a Practical Motor Configuration.

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1963 Catalog of East German Merchant Ships

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A Description of Sailing Directions for the River of St. Lawrence Between Cape Gasp矇 and the River St. John, to Quebec and Montreal [microform]

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Journals of the Senate and House of Commons of the General Assembly of North-Carolina at Its Session in ... [serial]; 1829/1930

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The Entomologist's Record and Journal of Variation; v.50 (1938)

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9折特價1603元

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Spectrographic Investigation of a Plasma Jet

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Reinforced Concrete Design Tables

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9折特價961元

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Digital Computer Analysis of Condensation in Highly Expanded Flows.

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9折特價961元

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Analysis and Control of Ship Motion in a Random Seaway.

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The Resistance of Trawler Hull Forms of Various Displacement-length Ratios at 0.65 Prismatic Coefficient

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9折特價823元

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The Effects of Changes in Formation Permeability Around the Well Bore on the Production Behavior of a Well.

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Factors Influencing the Design and Operation of Potential Offshore Submerged Storage Facilities.

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History of Tennessee River Baptist Association, North Carolina, From the Year 1830 to the Year 1892

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Tactical Notes and Reference Data

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Stress Distribution in Two Circular Cylinders Intersecting at Right Angles Under the Influence of Internal Pressure.

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Experimental Determination of Selected Accommodation Coefficients and, Experimental Determination of the Heat of Dissociation of Iodine.

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The Entomologist's Record and Journal of Variation; v.60 (1948)

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