Date: | 1929 |
---|---|
Description: | An advertising brochure for the Invincible Cabin Monoplane, an airplane briefly manufactured by the Invincible Metal Furniture Company of Manitowoc. Text o... |
Date: | 09 20 1920 |
---|---|
Description: | Photograph of Alfred Lawson's telegram confirming that Otto Praeger, second assistant United States Postmaster General, had received Alfred Lawson's air ma... |
Date: | 09 14 1920 |
---|---|
Description: | Letter from Phil A. Grau, Business Manager for the Milwaukee Association of Commerce, to the Secretary of State for Illinois (Louis L. Emmerson), endorsing... |
Date: | 09 13 1920 |
---|---|
Description: | Letter to Alfred Lawson from Otto Praeger, the second assistant Postmaster General, accepting Lawson's proposals for carrying air mail along three routes: ... |
Date: | 1920 |
---|---|
Description: | Alfred Lawson standing behind a Palmer cord aero tyre, which is sitting next to a smaller Goodyear cord tire. The smaller Goodyear tire was used for Lawson... |
Date: | 1920 |
---|---|
Description: | Oval-framed portrait of Alfred Lawson standing behind a Palmer cord aero tyre, which he used for his 1920 Midnight Air Liner. |
Date: | 07 22 1929 |
---|---|
Description: | Three-quarter view from front left of a Thaden T-2 parked outdoors. Manufactured by the Thaden Metal Aircraft Company of San Francisco, California. The com... |
Date: | 07 22 1929 |
---|---|
Description: | Right side profile view of the front of a Comet 7-D air-cooled radial piston engine and wooden propeller on a Thaden T-2 aircraft. A design of the Comet En... |
Date: | 07 22 1929 |
---|---|
Description: | Left side profile view of a 7-cylinder Comet air-cooled radial piston engine and propeller on a Kreider-Reisner C-4 Challenger aircraft. A design of the Co... |
Date: | 07 22 1929 |
---|---|
Description: | Left side profile view of a Comet 7-RA air-cooled radial piston engine and a wooden Westinghouse Micarta propeller on a Sierra BLW-2 aircraft. A design of ... |
Date: | 07 22 1929 |
---|---|
Description: | Close-up view of the front of a Sierra BLW-2 aircraft, fitted with a Comet 7-RA air-cooled radial piston engine and a wooden Westinghouse Micarta propeller... |
Date: | 07 22 1929 |
---|---|
Description: | Front view of a trimotor Bach 3-CT-4 manufactured by the Bach Aircraft Company of Santa Monica, California. The company was formed in 1927 by L. Morton Bac... |
Date: | 07 22 1929 |
---|---|
Description: | Three-quarter view from front left towards a trimotor Bach 3-CT-4 manufactured by the Bach Aircraft Company of Santa Monica, California. The company was fo... |
Date: | 07 22 1929 |
---|---|
Description: | Profile view of a 7-cylinder Comet air-cooled radial piston engine, designed by the Comet Engine Corporation on an unidentified make of aircraft at the Oak... |
Date: | 07 22 1929 |
---|---|
Description: | Crankcase for the 7-cylinder Comet engine that shows how it was built in two sections united by seven through bolts as well as by seven cylinder flanges. |
Date: | 06 01 1929 |
---|---|
Description: | Two 7-cylinder Comet engines assembled with cams are set up on a factory floor. Supported in opposing engine stands vertically and horizontally, they are u... |
Date: | 07 26 1929 |
---|---|
Description: | Straight-on view of the front crankcase of a 7-D Comet aircraft engine on a stand. It was made in front of a sheer backdrop inside a factory, with windows ... |
Date: | 08 29 1929 |
---|---|
Description: | Three-quarter view from across a road towards a factory building at the Aircraft Engine Corporation located on 9601 Russet Street, Los Angeles, California.... |
Date: | 11 07 1929 |
---|---|
Description: | Interior of a factory floor, with several large machines for manufacturing aircraft engines under the skylights. A Gisholt lathe is prominently pictured se... |
Date: | 11 07 1929 |
---|---|
Description: | Interior view of a factory floor. Machinery by Whitcomb Manufacturing Company is in the right foreground, and a Comet 7-cylinder aircraft engine is in the ... |
If you didn't find the material you searched for, our Library Reference Staff can help.
Call our reference desk at 608-264-6535 or email us at: