Offered is a tangent galvanometer manufactured by the Central Scientific Company of Chicago. This is a type of galvanometer that has a vertical coil of wire with a horizontal magnetic needle at its ce

 

Chidsey & Partridge, Boston silver plated Otoscope. Cased with some lid damage. Missing one ear adapter. Sells as-described and photographed please.

 

You Are Bidding On: Tin Sign Medicine Medical Quack Dr. Mac Donald's Atlas Compound Tonic 1930 Stamped metal litho sign. Measures about 20" X 7". Says on it: IF YOU MUST TAKE MEDICINE TRY DR. MAC DONA

 

Offering this wonderful and rare antique pin from the Children's Hospital of Perth Western Australia, established in 1909. This pin is marked both "silver" which indicates sterling, and also with a ma

 

THIS IS A PLEASANT ANTIQUE POCKET COMPASS BY CRUCHON & EMONS LONDON,IT IS IN A BRASS CASE, DIAL IS SILVERED AND MEASURES APROX 35MM,IT IS FULLY WORKING THERE IS SOME MINOR WEAR. IF YOU HAVE ANY QU

 

THIS USED, ANTIQUE LABORATORY FIXTURE IS 14 1/2" HIGH, 13" LONG, AND 8" WIDE. IT HAS A CAST IRON BASE, WITH A VERTICAL SHAFT, TO WHICH CAN BE ATTACHED: 1) AN ADJUSTABLE CLAMP FOR FLASKS, OR BEAKERS, 2

 

This rare original (not a copy) advertising of the King Powder Company is from the 1920 MINING CATALOG COAL EDITION Book from THE Keystone Consolidated Publishing Co, Inc of Pittsburgh Pa. I salvaged

 

Before the invention of capsule making and capsule filling machines, the KONSEAL system would put one dose of medicine in a small rice paper package. The stainless steel devices allowed the pharmacist

 

THIS IS AN ANTIQUE PAIR OF SILVER LORGNETTES,THEY ARE MARKED 935 ALL WORKING,THERE IS CHIPS TO ONE LENSE OTHERWISE OK. POSTAGE: ALL ITEMS ARE SENT UK-ROYAL MAIL 1st CLASS SIGNED FOR AND INTERNATIONAL

 

This is a vintage GE Coolidge X-Ray Tube. The tube is marked x4621 on the inside. It measures about 40 inches long. It does not look like its ever been taken out of its original crating. I have no way