MSA Confo Low Vein lace in liner Coal Mining Hard Hat Product Description By bidding you acknowledge you have read and understand the terms of this auction as described below. Thank you for viewing an

 

*Vintage* Leeds & Northup 1950s Potentiometer Nuclear Era Model R88 Product Description PLEASE READ CAREFULLY! Up for bid is this *Vintage* Leeds & Northup 1950s Potentiometer Nuclear Era Mode

 

Hard to find these anywhere! Here are a pair of very cool 1930's GE (General Electric) metal knobs from a mining smelter in Hornsilver (Gold Point) Nevada. They are to adjust resistance on a control p

 

VINTAGE FREDERICK POST VERSALOG 1460 HEMMI BAMBOO SLIDE RULE--VERY NICE SHAPE WITH ORIGINAL LEATHER CASE MARKED POST VESALOG SOME RUBS ON CASE--TWO SMALL INK MARKS ON RULE Our POLICY WE WOULD APPRECIA

 

Here is a real nice piece of surveying history. In wooden box it weighs 17 pounds, will only be shipped expedited with tracking and fully insured. Looks to be in decent shape. Even has some tools with

 

New Proudly Made In USA compact light weight sluice box. Super light approx 3.5Lbs Alum Box, approx 30in long x 7 1/4in wide 5 large Metal riffles zinc plated to prevent rust has a removable flair, su

 

hollyhouseantiques store PLEASE SEE ALL PHOTOGRAPHS BELOW AS THESE ARE PART OF THE DESCRIPTION ANTIQUE / VINTAGE BRASS CASED POCKET BAROMETER - BURROW , MALVERN A pocket barometer with compensating sc

 

From estate comes this collection of rulers , most are wood . Some metal , a few plastic . All kinds , some three sided , a slide rule . Some with advertising on them , some don't . All in good condit

 

This is a Hilger Watts Tripod in good working order. This tripod has a bubble fitted to the top for a speedy set up. If you have any questions please do not hesitate to contact me.For Buyers outside o

 

Bruning Model 2700 Drafting Machine Charles Bruning Drafting Machine with 2 Scales (12" & 18") - 2711T Style D - 10 Grads./Inch Good Condition - Model 2700a - Length 24" x 30" - Serial NO 90652305