Additional lock facilities, Panama Canal
Subtitle: report (to accompany H.R. 5129)
Series: Report / 76th Congress, 1st session, House of Representatives -- no. 494
Publisher: U.S. G.P.O.
Published: 1939
Place of publication: Washington, D.C.?
Language: eng
Subjects: Locks (Hydraulic engineering)
Notes: Caption title.

"April 26, 1939."