Wages and hours in the manufacture of airplanes and aircraft engines, 1929.
Wages and hours in the manufacture of airplanes and aircraft engines, 1929.
- Washington, U.S. Govt. print. off., 1930.
- iii, 53 p. incl. tables. 23 cm.
l 31000001
Wages--Aircraft industry--United States.
Hours of labor--United States.
HD8051 / .A62 no. 523
l 31000001
Wages--Aircraft industry--United States.
Hours of labor--United States.
HD8051 / .A62 no. 523