![](https://coimages.sciencemuseumgroup.org.uk/522/71/large_thumbnail_1862_106_001.jpg)
Drawing of Clarkson steam motor part
Coloured black and white drawing re Clarkson's steam motors:- Three speed and reverse gearbox, elevation and section, full size
Coloured black and white drawing re Clarkson's steam motors:- Three speed and reverse gearbox, elevation and section, full size