Sold for:
$360
$360
Brass Eidograph, 19th century, the center shaft with an engraved ruler divided 0-80, adjustable vernier, two 3 3/4-in. pulleys, one marked A , the other B , lead and brass-cased center weight, knurled wire adjustment screws and two arms each engraved with scales, all in original fitted box with instruction label.
Auctioneer:
Skinner
Date:
2012-12-01