A Collection of Circular Slide Rules and Calculators. See photos for what is included. All are in very good condition except the Range Computer which has 3 internal cracks in the back plastic disk. So

 

This is a fairly large pair of Binoculars made under contract for the US Navy by the National Instrument Corp. of Houston during World War Two. This is their Mark 32, Mod. 1, and includes the original

 

I bought this out of an estate where the ladies father and grandfather had been dentists. I have a few more items listed. Measures 5x4 inches not counting the tab . needs cleaning . Please email with

 

You are bidding on two pairs new old stock John Lennon type round frames Frames are marked M 1/10 12 kt GF frames are marked on temples and bridge. One is used and markedSC USA 1/10 11kt GF These are

 

I am not sure how old this magnifying glass is. It is large, measures 9" long, 4" across. Thank you for viewing.

 

Excellent Condition NEW/UNFIRED Justrite #95 Nickel Plated Superintendent's Carbide Lamp! A great way to start your collection or to increase your existing collection! One Classic Justrite This lamp i

 

~ PORTER MICROCRAFT MICROSCOPE LAB ~ Vintage microscope science lab kit by Porter Chemical Co. of Hagerstown, MD. The case Great for display. Heavy-duty case. Housed inside are the original microscope

 

Track Page Views WithAuctiva's FREE Counter

 

Great Antique 1930's or 40's Era GOLD Filled Round Wire GlassesMarked inside the bridge 1/10 12 K GF Ful-Vue. Which means the frame is 12k Gold Filled The frame has a ribbon like pattern that complete

 

This item, along with others, was acquired through an estate and have simply been sitting in storage for a long period time. Up for sale is a Twin pack of N3 and N600 Eye-Saver Yellow Pickett slide ru