In lower left margin: Andrew B. Graham Co., lithographers, Washington, D.C., In lower right margin: Oliver B. Harden del., Includes notes and profile of canal., Oriented with north toward upper left., Relief shown by contours and hachures. Depths shown by soundings., and Supplement to National Geographic, October 1905.
"Canal Data" text at bottom of sheet., Inset showing "Geographical postion of the Panama Canal"., and Notations in red showing steamship routes on both ends of Canal.
Insets: Guantanamo Bay, Cuba. Scale [ca. 1:400,000] -- Porto Rico and the Virgin Islands. Scale [ca. 1:1,300,000] -- The Panama Canal and the Canal Zone [with cross-section showing extent of c and Shows steamship routes and U.S. consular offices and agencies.
Publisher:
The Society,
Subject (Geographic):
Canal Zone--Maps, Central America--Maps, Mexico--Maps, and West Indies--Maps