This is a vintage mid century modernist microscope with great art deco appeal. It is signed Graf Apsco ,.It looks very nice with minor wear. I am not sure how it works. I bought it because I was impre

 

Fine pair of strewn diatom mounts by Norman

 

Your browser does not support JavaScript. To view this page, enable JavaScript if it is disabled or upgrade your browser. Click Here. Double your traffic. Get Vendio Gallery - Now FREE! PLEASE LOOK BE

 

bottlesnbooks Store Please use the following link to see all my other items. CHECK MY OTHER ITEMS! ************************** §—FOR YOUR CONSIDERATION—§ ANTIQUE 1880s HARRISBURG, PENNSYLVANIA LA

 

This is an old time hearing aid system that was made by Sonotone. It comes in a very small carry case that once contained a battery. Included is a microphone unit that mounts inside the case and speak

 

Fine Wheeler paper covered, test object mount

 

Offered here is an original print photograph that reads on reverse "Miners working on the 500-foot level of Tombstone Consolidated Mines Co." c. 1904 Arizona Historical Society Photograph". Measures 1

 

antique bottle

 

Queen precision Kohlrausch slide E-2503 S Grey Instrument Co. / Philadelphia Pa. A type of potentiometer/ bridge, was used to make voltage measurements; somewhat slow, but you could make very fine rea

 

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