Panama_Canal_relief_and_cross_section_map.jpg


Summary

Description
English: Panama Canal relief and cross section map
Date
Source University of Texas Library -- Perry-Castañeda Library
Author Historical Atlas by William R. Shepherd, 1911
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Public domain

This work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 70 years or fewer .


This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office ) before January 1, 1929.

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