U.S. Geological Survey Photographic Library
ID. Alaska Earthquake no. 144
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Alaska Earthquake March 27, 1964. Collapse of Fourth Avenue near C Street in Anchorage due to a landslide caused by the earthquake. Before the shock, the sidewalk on the left, which is in the graben, was at street level on the right. The graben subsided 11 feet in response to 14 feet of horizontal movement. Photo by U.S. Army, 1964. Figure 45, U.S. Geological Survey Professional paper 541.
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