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Analyses of Virginia Coals

Description: Report containing several articles discussing coal in the state of Virginia. These articles cover geographic deposition of coal, coal production, mining methods, and analyses of coal samples. Index begins on page 71.
Date: 1926
Creator: Eby, J. Brian, (James Brian), 1896-; Campbell, Marius Robinson, 1858-1940; Paul, J. W.; Fieldner, Arno Carl, 1881-1966; Cooper, Harry Mac, 1882-; Osgood, F. D., 1888-1935 et al.
Item Type: Report
Partner: UNT Libraries Government Documents Department

Stability of the parachute and helicopter

Description: This report deals with an extension of the theory of stability in oscillation to the case of aircraft following a vertical trajectory, and particularly to the oscillations of parachutes.
Date: January 1, 1920
Creator: Batemen, H
Item Type: Report
Partner: UNT Libraries Government Documents Department

Supplies and production of aircraft woods

Description: The purpose of this report is to present in brief form such information as is available regarding the supplies of the kinds of wood that have been used or seem likely to become important in the construction of airplanes, and the amount of lumber of each species normally put on the market each year. A general statement is given of the uses to which each kind of wood is or may be put.
Date: January 1, 1920
Creator: Sparhawk, W N
Item Type: Report
Partner: UNT Libraries Government Documents Department

The transformation of heat in an engine

Description: This report presents a thermodynamic basis for rating heat engines. The production of work by a heat engine rests on the operation of supplying heat, under favorable conditions, to a working fluid and then taking it away.
Date: April 1929
Creator: Neumann, Kurt
Item Type: Report
Partner: UNT Libraries Government Documents Department

The De Havilland "Tiger Moth"a low wing monoplane

Description: With a speed of 186.5 M.P.H. and an operational altitude of 20,000 feet the De Havilland Tiger Moth has caused comment as it was introduced just before the King's Cup race of 1927. It is a single seater with unusual control configuration due to the cramped cockpit area.
Date: October 1, 1927
Item Type: Report
Partner: UNT Libraries Government Documents Department

Meteore 63 commercial seaplane

Description: Societe Provencale de Constructions Aeronautiques, builder of the "Meteore 63" has constructed a three engine (biplane) seaplane which has met conditions for a seaworthy certificate of the first class.
Date: May 1, 1927
Item Type: Report
Partner: UNT Libraries Government Documents Department

Effect of roughness on properties of airfoils

Description: The first group of a large series of contemplated experiments on the effect of roughness was intended to show the effect of great roughness on airfoils of various sizes and attitudes.
Date: August 1926
Creator: Schrenk, O
Item Type: Report
Partner: UNT Libraries Government Documents Department

Albert TE-1 training airplane

Description: The TE-1 is designed for the economical training of pilots and is a single seat parasol cantilever monoplane. It is nearly entirely made of wood, using a 40 HP. air-cooled Salmson A.D. 9 engine, and weighs 255 kg empty.
Date: December 1926
Item Type: Report
Partner: UNT Libraries Government Documents Department

Avia pursuit airplane B.H. 21

Description: Built by the 'Czecho-Slovakian' aircraft factory, AVIA, the B.H. 21, has a top speed of 250 MPH, and carries 120 kg of gasoline and 20 kg of oil, giving it a radius of action of 600-650 km. It is equipped with a Hispano-Suiza engine capable of 300 HP.
Date: November 1926
Creator: Serryer, J
Item Type: Report
Partner: UNT Libraries Government Documents Department

Levasseur 8 transatlantic airplane

Description: "L'Oiseau Blanc" used by Nungesser and Coli in their unsuccessful attempt to fly from Paris to New York.
Date: August 1, 1927
Item Type: Report
Partner: UNT Libraries Government Documents Department

The C.A.M.S. 54 G.R. transatlantic seaplane (French)

Description: Tested at the end of March, 1928, the C.A.M.S. 54 G.R. was built for the purpose of crossing the Atlantic from Europe by way of the azores. It has a biplane construction with wings mounted above the hull. It is powered by two new series 500 HP. geared Hispano Suiza V type engines.
Date: September 1, 1928
Creator: Ide, John Jay
Item Type: Report
Partner: UNT Libraries Government Documents Department