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Alcatraz, Cell House, Alcatraz Island, San Francisco Bay, San Francisco, San Francisco County, CA - Drawings from Survey HABS CA-1792-A | Library of Congress
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PDF) The Fortress Beneath: Ground Penetrating Radar Imaging of the Citadel at Alcatraz: 1. A Guide for Interpretation
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Floorplan of the Alcatraz cellhouse [22] showing GPR survey layout. The... | Download Scientific Diagram
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