Man-hours expended per car
Subtitle: railroad freight cars, 1939 to 1948.
Series: Special series (United States. Bureau of Labor Statistics) -- no. 3
Publisher: U.S. Dept. of Labor, Bureau of Labor Statistics
Published: 1950
Place of publication: Washington, D.C
Language: eng
Number of pages: 23
Subjects: Labor productivity -- United States.; Freight cars.
Other titles: Railroad freight cars, 1939-1948; Selected types of railroad freight cars, 1939-1948
Notes: Includes tables.

"November 1950."

Cover title: Selected types of railroad freight cars, 1939 to 1948.

Note: Indexes are based solely on reports of car manufacture in railroad company shops.