This Drafting Table is dated Nov 10th, 1872 from the WASHBURN MACHINE SHOP Institute of Industrial SCIENCE. 

 

Offered here is an original heavy brass cased ten cap hand blasting machine. Tag shows it to be manufactured by the Hercules Powder Company. Patent date of 1930 on case. This would have been used to s

 

KL-1 Circular Slide Rule description This CIRCULAR SLIDE RULE (model KL-1) is 50 millimeters in diameter (approximately 2"). It is intended for performance of trigonometric and mathematical operations

 

Awesome sign with embossed lettering It says A. M. Wentworth Scientific Optician Portland Maine, 546 1/2 Congress street Portland Maine, and a large pair of early eye glasses. The sign is in Very Good

 

*** USED FURNACE - Refurbished - To New Condition *** Through The K.Jordan Corporation... (1) 110 Volt FURNACE When We Are Finished Rebuilding The Furnace's - They Look Almost New !!! There Maybe Scra

 

A lot of three vintage dental medical suppl.: GUTTAPERCHA - two from Bulgaria and one from Germany from the 1950's with the original content. For more information, please see the pictures.

 

Vintage Faber Castell engineer slide rule 67/87 Rietz 463. Original green cover. Made in GERMANY. Condition very good see my photos. You get what you see.

 

This is "Bonnie Star", a handheld kaleidoscope by Corki Weeks. This beautiful scope has a glass body with lovely accent pieces. There is a 2-mirror system that produces lovely delicate images that are

 

Up for bids A vintage Prak-T-Kal Automatic Vaporizer - Humidifier This is definitely something from days gone by since everything is plastic now. There is an aluminum resting pan as well as a top ring

 

Sodium nitrite is a slightly yellowish to white solid. Soluble in water and slightly soluble in alcohols. Density is 2.1, with a melting point of 271 degrees Celsius. It's uses include-preservative in