Image: Old bess steam engine 1777

Original image(2,892 × 2,772 pixels, file size: 3.6 MB, MIME type: image/jpeg)

Description: Watt's beam engine Old Bess, dating from 1777 and built by Boulton and Watt
Title: Old bess steam engine 1777
Credit: Photo by user:geni
Author: geni
Usage Terms: GNU Free Documentation License
License: GFDL
License Link: http://www.gnu.org/copyleft/fdl.html
Attribution Required?: Yes

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