Antique Lemaire Paris France Mother of Pearl Opera Glasses in Original Case. A great pair of opera glasses/binoculars that feature a nice extra touch of mother of pearl on the extension also. Marked o

 

Up for auction is the awesome Vintage Working Master High Frequency Voilet Ray Generator - Quack Medical Device. This was used many many years ago to relieve pain. Door to door salesman would go aroun

 

Mandell store Mannheim Trig Acu-Math 90A Magnesium Slide Rule I'm a guy who looks for stuff to sell. I endeavor to provide timely service and to describe all items accurately. Every item is sold as-is

 

joenico1 Store A vintage near mint condition fifteenth Edition, "Blaster's Handbook" put out by DuPont. look like new . Pages are perfect. No higlihted or missings, Please if you have any questions e-

 

Check out my other items! (Click on the symbol to see the other kaleidscopes in my store!) Award-winning design, one-of-a-kind, stained glass kaleidoscope, signed by artist. Completely handcrafted by

 

Up for auction is 1 Charles Bruning 18" alum. drafting machine scale. It is marked Vard Inc. Pat. 2192422. It is in good condition, has some scratches and engraved name on it. Also have a 6" Pickett a

 

This listing is for a Keuffel & Esser Compensating Polar Planimeter 620000 w/Case. This item is in very good cosmetic condition. The foam lining inside is in very good condition. The two locking l

 

4-1/4" tall, 2-1/16" diameter old clear glass chemical/laboratory bottle having raised frosted letters on front - Ammonium Chloride NH4 Cl Embossed on bottom - W. T. Co. K U.S.A. Has a glass stopper,

 

This is a vintage wooden desktop weather station that includes a thermometer, hygrometer and barometer. It is in a triangle shape and spins around on the base. It also has a place for three pens or pe

 

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