2000.99.7

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Irwin Aeronatutical Engine No. , Model Number 79
1930s?
11.375 in|10.675 in HIGH x 8.675 in|8 in WIDE
(28.89 cm|27.11 cm HIGH x 22.03 cm|20.32 cm WIDE)
Gift of Jay Carlow
2000.99.7

Normal R.P.M. 1750, Rated M.P. 20, Cu. In. Displacement 799





Two photostat prints of a drawing of Jack Irwin's "Aeronautical Engine No. , Model Number 79, Normal R.P.M. 1750, Rated M.P. 20, Cu. In. Displacement 799...Irwin Aeronautical Engine...fully protected by patents and patent applications U.S. and foreign." A: Positive print, white paper, black lines. B: Negative print, black paper, white lines.

Used: Jack Irwin | Flying | Aviator | Airplane

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