Poly phase Duplex Slide Rule. The owners name is on the box H.A. Dohertry. Pat. Dates June 5, '00 Dec. 22 '08.The box is in good condition outside. Inside area where you take the cap off, cardboard is

 

Vintage Fritzsche Bros Vial Bottle w/Glass Stopper Linalyl-Acetate 92%- I have recently purchased about 50 vials of various essential oils and salts by the Fritzsche Bros.. Please visit frequently for

 

25 Dental Instruments various manufacturers, some have rust see pictures.

 

Vintage, Eugene Dietzgen Company Drafting Tool Set 12 pieces. Tools are in good condition but the 3 compass/calipers do have some rust. The case is cracked and well worn due to age. This would make a

 

"Marble Scope" is a wonderful handheld marble kaleidoscope by Sherry Moser. This scope has a 21.85mm removable marble as the object. Any marble of this size could also be used in this scope as the obj

 

Interestingly, from Research this Microscope was Originally Sold on 5th December 1854 to MR. JOHN GRAY and is unusual to find such a Microscope in its Original Cabinet with such a wide variety of its

 

Bird Electronics VSWR Slide Rule, (Voltage-Standing-Wave-Ratio) I will combine postage on Multiple Purchases. I charge actual shipping charges. Be sure to add me to your favorites list! Check out my o

 

I have an exclusive arrangement with the internationally known artist "Piechko", to be the sole internet provider of his unique ear trumpet creations! His inspiration for these unique pieces comes fro

 

*** 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

 

Vintage Keuffel & Esser Co. slide rule dated 1947. It comes in the original case and also includes the instruction manual dated 1936 Powered by eBay Turbo Lister The free listing tool. List your i