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GEO-425

Title: Fourth Street Bridge Piledriving Hammer, San Francisco, CA. The hydraulically driven a??Hydroa?? hammer that was used to drive pipe piles for the replacement draw bridge.
Donated by: Ronald A. Reindl
Date: June, 2004

Date: 12/08/2008

Full size: 650x488

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Photo Properties

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Color Space

Uncalibrated

Date/Time

Mon 08 Dec 2008 01:55:35 PM EST

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