Catalog of the mechanical collections of the Division of Engineering, United States National Museum,
by Frank A. Taylor.

APA Citation

United States National Museum., Taylor, F. A. (Frank Augustus). (1939). Catalog of the mechanical collections of the Division of Engineering, United States National Museum. Washington: U.S. Govt. Print. Off..

MLA Citation

United States National Museum, and Frank A. (Frank Augustus) Taylor. Catalog of the Mechanical Collections of the Division of Engineering, United States National Museum. Washington: U.S. Govt. Print. Off., 1939.