Antique Style Adjustable Magnifying Glass w Wood Base Solid Brass

 

Developed during WWII to test visual acquity for the military by the remarkable Dr. Isreal Dvorine, these color plates were painstakingly developed, tested and re-tested to accurately detect, classify

 

Older miner’s headlamp by Justrite, their patent number 11220, This is a well used item, in very good condition for its age. Was used in Cananea cooper mine, Overall a neat older mining collectible

 

LUFFT ABBEON HYGROMETER BRASS TEMPERATURE INDICATOR Model HTAB169B Abbeon, CA. Inc 123 Gray Avenue Santa Barara, Calif. 93101 Made in West Germany Relative humidity usable in temperatures up to 230* B

 

8” Circular Binary Trig Slide Rule Copyrights 1931 / 1940 · I guess the © 1931 slide rule was eventually mated with the © 1940 slide rule to get this one. · Printed area has 8” diameter. Full

 

This pair have been well used and abused over time...Nothing seems froze up but there dents here and there and missing parts...Pictures I am sure are clear on condition...Thanks....

 

ANTIQUE GOLD PLATED TORTOISESHELL EYE GLASSES . spectacles 100+ years CIRCA 1870-1900. F.H.R.PARKERS 3 ST,PETERS STREET LOWESTOFT. GOOD USED CONDITION WITH CASE PLEASE TAKE A LOOK AT MY OTHER ITEMS OF

 

This is a U.S.A. made Schell hard shelled doctor's bag with black cowhide exterior and TWO KEYS. The bottom is stamped DLA120-78-C-4994. If you are looking for a clean, functional doctor's bag, this i

 

Thanks for looking, you are bidding on a Vintage Glasco Glass Eye Wash Cupon the bottom is glasco, # 99865 - 1 alittle over 2 inches tall, in great shape. Shipping is calculated.Please look at the res

 

Carl Zeiss Apl NA 1.4 Phase Contrast condenser Here,up for auction, is a Carl Zeiss Apl NA 1.4 Phase Contrast condenser. This is a top quality used Zeiss condenser in good condition. The Apl NA 1.4 co