Revision history of "File:Grandcanyonmap-powell-1873.jpg"

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  • (cur) (prev) 17:02, 26 May 2006 JNShaumeyer (Talk | contribs) (Survey map of the Grand Canyon, produced by John Wesley Powell, published in 1873. Source: [http://memory.loc.gov/cgi-bin/query/D?gmd:2:./temp/~ammem_Zb62:: Library of Congress].)
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