*Vintage* Leeds & Northup 1950s Potentiometer -Nuclear Era- Model C500 Product Description PLEASE READ CAREFULLY! Up for bid is this *Vintage* Leeds & Northup 1950s Potentiometer -Nuclear Era-

 

For sale is this vintage 1950's Pickett & Eckel, Inc. 12" Slide Rule - Model 800-ES - Includes leather case and handbook - Says "Chicago" on the slide rule - The date on the handbook's inside fron

 

Salesman Sample / DEMO Medtronic Device "Kappa SR401" No working parts for Demonstration Purposes ONLY. Please ask any questions before you bid.

 

Wall Barometer Fine Weather Instrument For Your Home Or Ideal Gift Quality New Elegant Weather Barometer This Barometer is New and Boxed This traditional wood framed barometer shows you exact informat

 

The Kit Includes: 1 - 10" Green Gold Pan - The GREEN color contrasts the BLACK sand and the GOLD in your pan. 1 - Suction Tweezers - Suck up the fine gold and move it to your storage vial. 1 - Plastic

 

THIS ITEM IS SOLD WITHOUT RESERVE Description A rare find, Florence Nightingale, the 'Lady of the Lamp,' social reformer and nursing heroine of the Crimea had a well-known, principled objection to hav

 

these are very old and maybe very sort after,the bottoms on them measure aprox 3cm,s they all look good condition,i post world wide from new zealand airmail takes 10 days to get to you ,i have pay pal

 

Offered for your bidding is a pocket magnifying glass. This item was a Warner & Swasey Precision Machinery promotional item. Lens and handle measure approximately 3 and 1/2 inches. Lens is of high

 

VINTAGE EXTREMELY RARE EDWARDIAN CAMERA LUCIDA BY "ALEX ALEXANDER".THIS FINE QUALITY INSTRUMENT WAS MADE BY ALEX ALEXANER OPTICIAN TO THE KING EXETER,A SPECIALIST OPTICIAN AND SUPPLIER OF OPTICAL SCIE

 

A Ships Wheel Fantasia Kaleidoscope in Black Leaher designed and built by E. Van Cort Standing 7" high, turned from solid brass with black anodized accent trim, this miniature Bush Like Scope with Bla