Vintage K&E Keuffel & Esser N4053-3 Mannheim Polyphase 10" Slide Rule w/case K&E Keuffel & Esser N4053-3 Mannheim Polyphase Slide Rule, Leather Case 10" Wood This auction is for a vint

 

This is a brass barometer set on a wooden frame. This is registered April 12, 1893. A great statement and collectible piece! Condition: Item is in good used condition with some wear and scuffs and a m

 

Here is a very-good-condition, vintage wooden slide rule from Keuffel & Esser Co. that comes with its original leather case. The slide rule measures about 10.5 in. long and features equivalents an

 

Vintage coal miner's, carbide hat lamp. Patented in 1916 by Universal Lamp Co. Very Good condition. "It's Trouble Proof"

 

PLEASE MAKE SURE YOU READ ALL TERMS PRIOR TO BIDDING! ********************************************************************************** YOU ARE BIDDING ON A: NEW ITEM Vintage Alvin 961A Beam Compass

 

Leitz microscope objective NPl 6.3 x This is in very good condition giving superb results ,

 

This is a Koehler Permissable Flame Safety Lamp for coal mining. It was used in Cambria County, Pennsylvania. The original owner has his name tape labeled on the base of the lamp. The glass is intact

 

This is a vintage Acme no. 601 DIWA Slide ruler that is in used condition. It has the original leather case, cardboard box and instructions.

 

Vintage Lot of 20 Dental Double Ended Tools Lot includes tampers, scrapers & picks. 4 Clev-dent, 4 Starlite, 3 Bush, 2 Haynes & 7 assorted This vintage Lot of Dental Tools Set is in good light

 

A collection of old apothecary, chemists weights, ranging from 4 DRACHMS, 2, 1, 1/2, 2 SCRUPLES, 1, 1/2, and thin brass grains, some with bent corners, mostly stamped ER, one stamped GR, in uncleaned