Surveys of the Panama Canal / made under the direction of the Isthmian Canal Commission ; projected from a base line across the isthmus ; made in 1905 and 1906 ; Lieut.-Col. G.W. Goethals, Corps of Engineers, U.S.A., chairman and chief engineer, April 1907 ; drawn by V.N. Sournin, Balboa, C.Z. ; La

ArchivalResource

Isthmian Canal Commission (U.S.). Surveys of the Panama Canal / made under the direction of the Isthmian Canal Commission ; projected from a base line across the isthmus ; made in 1905 and 1906 ; Lieut.-Col. G.W. Goethals, Corps of Engineers, U.S.A., chairman and chief engineer, April 1907 ; drawn by V.N. Sournin, Balboa, C.Z. ; La Boca, Canal Zone, 1908.

Surveys of the Panama Canal / made under the direction of the Isthmian Canal Commission ; projected from a base line across the isthmus ; made in 1905 and 1906 ; Lieut.-Col. G.W. Goethals, Corps of Engineers, U.S.A., chairman and chief engineer, April 1907 ; drawn by V.N. Sournin, Balboa, C.Z. ; La Boca, Canal Zone, 1908. 1908.

http://www.worldcat.org/oclc/28341775

1 map on 4 sheets : ms. ; 153 x 190 cm., sheets 79 x 100 cm. and 79 x 109 cm.

Library of Congress