File:Steam indicator (Steam and the Steam Engine - Land and Marine, 1875).jpg
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DescriptionSteam indicator (Steam and the Steam Engine - Land and Marine, 1875).jpg | Steam indicator of the Richard's type, similar to the later and more commonly seen Dobbie Mc Innes type. Used to accurately measure the performance of steam engines by plotting a graph of pressure against piston position (and thus volume). | |||||
Date | c. 1875 | |||||
Source | Scan from Evers, Henry (1875) Steam and the Steam Engine: Land and Marine, Glasgow: Williams Collins | |||||
Author | Andy Dingley (scanner) | |||||
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 08:03, 4 December 2021 | 489 × 652 (44 KB) | User-duck (talk | contribs) | Cropped 3x4 using CropTool with lossless mode. | |
17:23, 23 January 2011 | 640 × 653 (44 KB) | Turbojet (talk | contribs) | oops, original resolution. | ||
17:09, 23 January 2011 | 588 × 600 (38 KB) | Turbojet (talk | contribs) | cleaning | ||
17:45, 23 January 2009 | 640 × 653 (54 KB) | Andy Dingley (talk | contribs) | {{Scans from 'Steam and the Steam Engine - Land and Marine', 1875 |description= }} <!--{{ImageUpload|basic}}--> |
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