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

 

In good condition a microscope platform accessory with 4 Objectives in its original box by Meopta Praha.Unsure what it is called any help would be appreciated.The platform measures 3 3/8ths in diamete

 

This auction is for antique vintage BAUSCH & LOMB Folding MAGNIFYING GLASS Leather Case BRASS FRAME This magnifying glass has a BRASS frame and comes with it's original Leather Case. The frame and

 

I have up for auction a Nice Vintage Dietzgen Compass Drafting Surveyors Tool Set in a Case.It is marked Germany US Zone.The number is 1285-3.I do not believe any of the compasses were ever used.The c

 

I have a used Vintage Coal Miners Anemometer Used and Carried buy a mine Examiner to measure the air velocity in underground coal mines ; It is made by dais Manufacture a well known maker of these ane

 

both have there cases the one w/ box is all metal both are picket

 

Please READ all POLICY information Before you BID! Thank You! ITEM#(704) 1934 VINTAGE MINER'S HELMET - COOL CAP, SIZE 7 - MADE IN USA - MINE SAFETY APPLIANCE CO., FLEY BAND, PITTSBURGH, PA ** NO RESER

 

Here is a recent estate sale find ... up for auction is this Vintage Keuffel & Esser (K & E) Compass with Level, Solid Brass Case with Folding Arms and the Brass Tripod Adapter. The compass me

 

It was donated to our Christian Thrift Shop . It is sold with full satisfaction guarantee. Please bid generously because all profits go to help the needy. We guarantee your satisfaction or money back.

 

Prosthetic Human Glass Eye Prosthetic Human Glass Eye... Early 1900's or earlier in excellent condition.....Lauscha Germany...RARE..... All eyes are made of glass and crack free. I have included two p