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Details
An early 20th-Century set of gemological solids,
comprising fifty-three faceted models in a variety of fruitwoods and gypsum, including a rotating calcite rhomb, some with applied numbered labels, some with stamped or hand-written numbers, contained in two trays in a pine carrying case, with a small empty envelope with the legend THE PENFIELD CONTACT GONOIMETER MODEL B. Patented July 31, 1900., the case with two brass hooks and carrying handles -- 15½in. (39.3cm.) wide
See Colour Illustration
comprising fifty-three faceted models in a variety of fruitwoods and gypsum, including a rotating calcite rhomb, some with applied numbered labels, some with stamped or hand-written numbers, contained in two trays in a pine carrying case, with a small empty envelope with the legend THE PENFIELD CONTACT GONOIMETER MODEL B. Patented July 31, 1900., the case with two brass hooks and carrying handles -- 15½in. (39.3cm.) wide
See Colour Illustration
Special notice
No VAT will be charged on the hammer price, but VAT at 17.5% will be added to the buyer's premium which is invoiced on a VAT inclusive basis.
Further details
END OF SALE