Image: Triple expansion marine steam engine
Size of this preview: 797 × 599 pixels. Other resolutions: 319 × 240 pixels | 1,178 × 886 pixels.
Original image (1,178 × 886 pixels, file size: 865 KB, MIME type: image/jpeg)
Description: Triple expansion marine steam engine on the 1907 ocean going tug boat Hercules, San Francisco, CA.
Title: Triple expansion marine steam engine
Credit: Original digital photograph by the uploader, Centpacrr
Author: Centpacrr (Digital image)
Usage Terms: Creative Commons Attribution-Share Alike 3.0
License: CC BY-SA 3.0
License Link: http://creativecommons.org/licenses/by-sa/3.0
Attribution Required?: Yes
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