Sold for:
$492
$492
J. G. Hofmann Direct Vision Spectroscope, Paris, the 18-in. brass tube engraved in part: Spectroscope-Hofmann a Vision directe , with side tube, and rack focusing eyepiece, all resting on a cast iron tripod base, ht. 13 in.
Auctioneer:
Skinner
Date:
2014-06-19