Stock Photo: Three devices for ventilating mines with bellows. In the centre the horse turns the wheel and cams, I,I, work the bellows. At the top, a horse turns a crown wheel which engages with a lantern on the camshaft and the cams engage with tappets to work the bellows. At the bottom, a man works the bellows

Three devices for ventilating mines with bellows. In the centre the horse turns the wheel and cams, I,I, work the bellows. At the top, a horse turns a crown wheel which engages with a lantern on the camshaft and the cams engage with tappets to work the bellows. At the bottom, a man works the bellows : Stock Photo

1746-1927 | Rights Managed
Credit: World History Archive / World History Archive
Category: Illustrations
009613-p

Release Details

Model Release: No
Property Release: No

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