here is nice old opera glasses..with case...have some wear....these are sold as found...blurry when i look through them and one lens has a ding...therefore sold as found needing restoration....as foun

 

Vintage slide out metal and porcelain hangable or table thermometer with yellow glass. It was made in the USA, but not sure by who. There is a screw threw the name of the maker. It starts with "americ

 

THIS AUCTION IS FOR AN EXCELLENT CONDITION ALLIED'S PARRALEL RESISTANCE AND SERIES CAPACITANCE CALCULATOR WITH THE ORIGINAL SLEEVE AND INSTRUCTION SHEET. I AM ALSO INCLUDING IN THIS AUCTION A OHMITE P

 

OUT OF PRODUCTION, DR. BREWSTER'S ULTIMATE PRECISION KALEIDOSCOPE KIT BY VAN CORT INSTRUMENTS, INC. NEVER USED. BOX IN EXCELLENT CONDITION. COMES WITH INSTRUCTIONS. ONE ITEM HAS HAD THE PLASTIC OPENED

 

smartcNa Store vintage MAGNETS for LABORATORY experiments, in original wooden box

 

Here's a working model (roughly 6" plastic) Astrolabe, complete with a 35-page softcover book, The Astrolabe by Harold N. Saunders, B.Sc, A.R.I.C., (c) 1971. The book offers the history and constructi

 

Lot of 6 Vintage Drafting Drawing Templates. Definitely in used condition. Please see pictures for detailed condition. Please review the pictures carefully as they are part of the description and ask

 

i000000 Vintage Cased French 'CURVIMETRE' Map Measurer or ROTAMETER by HB of Paris mint Click Images to Enlarge You are bidding on a very nice vintage Cased French CURVIMETRE Map Measurer or ROTAMETER

 

Selling this old Wood leg (I think Oak) survey transit tripod stand with adjustable legs. As pictured it stands straight up 40 inches plus there is about another 12 inches of adjustment left to let ou

 

Here is a recent estate sale find ... up for auction is this Vintage Keuffel & Esser (K & E) Compass with Level, Solid Brass Case with Folding Arms and the Brass Tripod Adapter. The compass me