This auction is for a Bakelite Master Violet Ray master high frequency electrotherapy medical device with three electrode wands. This kit is model #2B. Violet Ray devices were used in electrotherapy,

 

Hello everybody! I'm selling this very nice vintage drafting tool. I am not an expert in this field, but I think it is called a "proportional divider", some kind of drafting or drawing tool. Made of s

 

VINTAGE RARE WW I VERNERS PATTERN COMPASS BY T.COOKE & SONS LTD.IN PRETTY GOOD ORDER FOR AGE BLACK PAINT WORN IN PLACES DUE TO AGE MOTHER OF PEARL DISC APPEARS TO BE IN WORKING ORDER WITH LOCKING

 

Pocket Watch Circular Slide Rule Neat little circular slide rule in the form of a pocket watch just over 2” in diameter, “The Mechanical Engineer” and “Swiss Made”. The large knob moves the

 

Antique c.1850 - 1860s brass spectacles, sliding sides, rectangle frames. Has a period metal case with blue felt interior. Glasses have the #8 embossed one a side. I couldn’t find a signature. They

 

The Universal Assistant, and Complete Mechanic. Containing over one million industrial facts, calculations, receipts, processes, trade secrets, rules, business forms, legal items, etc., in every occup

 

rrdd123 Store antique Henry Crouch London microscope no 7438 spares repair

 

This is a fine vintage 1926 explosives box. It is Burton Explosives and Chemicals out of Cleveland Ohio. It is the company that was taken over by American Cyanamid and Chemicals Corp. in the 1930's. I

 

Here is a unique opportunity to bid, WITHOUT RESERVE, on a guaranteed genuine, rarely seen, DR ROBINSON BALM OF TULIPS GLASS VIAL which dates to the 1880s. The unopened glass vial, complete with its e

 

This vintage Apothecary Jar measures 10-1/2" tall with the lid on, and 7-3/4" without the lid. It measures 4-3/4" wide at the top mouth of the jar. The foot and lid are made of cobalt blue glass, and