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The Serpentine Fault (asbestos deposit) from the south cliff of the Co...
Arizona Stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who asse... More
The Serpentine Fault (asbestos deposit) from the south cliff of the Co...
Arizona Stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who asse... More