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Start Over You searched for: Collections World War 2, 1939-1949 Remove constraint Collections: World War 2, 1939-1949 Authors Hatch, Theodore F., author Remove constraint Authors: Hatch, Theodore F., author Dates by Range 1900-1949 Remove constraint Dates by Range: 1900-1949

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1. Fourth partial report on Project no. 37 -- study of errors in field artillery practice: subject: an analysis of the sources of error in the use of the aiming circle and development of an improved instrument

7. Third partial report on Project no. 37 -- study of errors in field artillery practice: subject: analysis of requirements for eliminating errors in laying guns in elevation

11. Project no. 2 -- Operations at high temperatures. First partial report on sub-project no. 2-22, Determination of the amount of heat transmitted to the fighting compartment of tanks under field conditions

12. Project no. 2 -- Operations at high temperatures. Second partial report on: sub-project 2-22, Determination of the amount of heat transmitted to the fighting compartment of tanks under field conditions

15. Second partial report on Project no. 37 -- study of errors in field artillery practice: subject: an analysis of the sources of error in the use of the panoramic telescope M12 and development of principles of design for an improved instrument

17. Project no. 4 -- Dust exposure in armored vehicles. Final report on sub-project no. 4-1 -- Determination of dust-loads and characteristics of dusts encountered in operation of armored vehicles

18. Project no. 3 -- Toxic gases in armored vehicles. Partial report on sub-project no. 3-9 -- Determination of the ventilation requirements for gas-proofing tanks : ventilation requirements for gas-proofing the M-5 tank

19. Project no. 3 -- Toxic gases in armored vehicles. Partial report on sub-project no. 3-9, Determination of the ventilation requirements for gas-proofing tanks : subject: ventilation requirements for gas-proofing tanks of the M-4 series

20. Project no. 3 -- Toxic gases in armored vehicles. Second partial report on sub-project no. 3-9 -- Determination of ventilation requirements for gas-proofing tanks of the M4 series