Vintage Rubicon Wheatstone Bridge. Chart in lid has: Voltage Versus Resistance Percent Deviation Bridge Condition as shown in photos. No power cord. Untested. May or may not work. So listed for parts

 

salmon256 Store ANTIQUE FAUX IVORY SCALE RULE, GABRIEL DAVIS, LEEDS 182-47. 12.3" Long.

 

This listing is for a pair of iron Antique 10" Miners Sticking Tommy Candle Holders one is marked as "VARNEY" as seen in photos.

 

gerrybeare Store An Unusual Antique 19thC Instrument Set.This is a very unusual early 19thC set of Medical instruments in their original folding leather travel case which has a green velvet interior.T

 

Up for auction is a scarce biography of the little-known but influential early American chemist and pyrotechnics expert, entitled JAMES CUTBUSH, subtitled, An American Chemist, 1788-1823. By Edgar F.

 

SELLING THIS AMAZING FIND WITH NO RESERVE.........VERY OLD ENGLISH BAROMETER/THERMOMETER WHEEL BAROMETER/THERMOMETER LIONE & SOMALVICO 125 HOLBORN HILL LONDON WORKSHOP OF DOMINICK LIONE & JOSE

 

You are bidding on a Vintage Wide Mouth Apothecary Bottle with Label Under Glass. It has a glass label that reads PULV. SINAPIS. One corner of the label is missing, but is otherwise in excellent condi

 

They are in great condition, lenses are prescription but you can easy change them if you going to wear them. From hinge to hinge 11,5 cm, lens 4,2 cm, arms are flexible, they are 11,5  and can be lon

 

This auction is for the 1908 book Medicology put together by 20 specialists. The book is illustrated and is 10 books in one volume. The book is full of beautiful color plates and intricate fold out pi

 

Functions as Height and Weather Indicator. aka, a altimeter and barometer . Works great! Made in England.