"Geological Map of the United States compiled by C.H. Hitchcock and W. P. Blake…", Hitchcock, Charles Henry
Subject: United States
Period: 1873 (dated)
Publication: Statistics of mines and mining in the States and Territies…
Color: Printed Color
33.5 x 21.5 inches
85.1 x 54.6 cm
Large and colorful map includes information identifying railroads, roads, canals, army arsenals and forts. A table at lower left provides an explanatory key to the colors used to indicate nine distinct geological formations. The carefully drawn map shows good geographical detail as well as remarkable geological information. The map accompanied the Fifth Annual Report of Rossiter W. Raymond, United States Commissioner of Mining Statistics. J. Bien lithographer.
References: Marcou & Marcou #67.
Issued folding, now pressed and backed with archival tissue to close some fold splits. Fine, strong color and original margins.