Diagram of a combustion steam valve designed by Thomas Wood. : News Photo
Diagram of a combustion steam valve designed by Thomas Wood. : News Photo
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Diagram of a combustion steam valve designed by Thomas Wood.

Diagram of a combustion steam valve designed by Thomas Wood of Manchester. If heavy weights are placed on outer valve, it acts as fulcrum and opens valve inside boiler, thus preventing explosions due to misuse. Dated 19th century. (Photo by: Universal History Archive/UIG via Getty Images)
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Details
Restrictions:Contact your local office for all commercial or promotional uses.
Credit:Universal History Archive / Contributor
Editorial #:921898142
Collection:Universal Images Group
Date created:01 January, 1850
Licence type:Rights-managed
Release info:Not released. More information
Source:Universal Images Group Editorial
Object name:917_05_WHA_106_0529
Max file size:5227 x 4012 px (44.26 x 33.97 cm) - 300 dpi - 7.84 MB
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