You are bidding on a vintage GIMBAL COMPASS This vintage gimbal design compass is in original condition with some deterioration of the metal casing. The dial is in good condition with all markings on

 

The following auction is for a Vintage Bausch & Lomb Optical Co. Microscope – Rochester, NY – 07665. · Approximately 12 ½ “ High · 3 lenses o Bausch & Lomb Optical Co., 16 mm 0.25 N.A

 

Up for sale is a 100% authentic MSA mining cap. This is a fiberglass low vein cap. The hat is in overall good condition. It has a crack on one side that's easily fixable. Hat could be worn again under

 

A great item that came from a medical instrument maker's workshop. Made by Laerdal Norway. Case is 24cm long. All seems to be in good working order. Happy to combine postage. Please see my other inter

 

In earlier times, we had to rely on passing or visiting apothecaries for our medicines. To dispense them, the apothecary used sets of hand held beam balances and weights. These had panes made of varyi

 

This auction is for a K&E LOG DUPLEX DECITRIG rule and case. The slide rule itself is in mint condition with both the slide and the cursor functioning like new. There are no defects with this item

 

THIS IS A NEW BLUEBOWL FOR SEPERATING BLACKSAND FROM FINE GOLD. BLACK WITH WATERHOSE CONNECTION / EASY TO PACK IN BACKPACK. CENTERHOLE FOR DUMPING FLOAT AND UNWANTED MATERIAL, PLUS BLACKSAND AND WILL

 

History of science. This is a shanked microtome knifes with a rectangular blade and handle. Date ca 1880-1890. The knifes is stored in a flat black leather case lined in maroon velvet and red silk. .

 

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

 

Ernest Leitz Wetzlar Objective (i could stand corrected on this one .... i think it is an objective) in original Can. There is n numbers on the item or can. I do have an Antique store but this is not