This is an old low vein MSA COMFO-CAP.It is in good condition with very light scratches,the inside of the hat is in great condition.I bought this hat in Bluefield,West virginia many years ago.The insi

 

Here is a vintage AUTO LITE brand miner's carbide light designed to be worn on a miner's hat/cap. This one has its original AUTO LITE 2 1/2" reflector and the soldered-on brace to hold the lamp steady

 

sraucher store Vintage Pacific Transducer Corp. Los Angeles,CA Model 615 Thermograph. Not sure how it works but it seems complete with paper and key etc. PTC is still in business in Los Angeles,they s

 

You are bidding on a vintage Moeller Boiler Thermometer. range of measurement from 30 to 240 degrees F. Please see item description. You will be pleased with your purchase. NO RESERVE! SHIPPING: $8.99

 

Lot of 8 optical pieces. These are vintage pieces and in good condition. I do not know how old they are. A few of them look like they have tarnished around the edges. I purchased these with the intent

 

thomaswalker Store Very nice slide rule please review pictures for condition.

 

I am offering a picket trigonometry slide rule and case in excellent condition. Good luck and happy bidding. Posted with eBay Mobile

 

Absolutely superbly engineered scientific instrument dating back to late 19th Century, early 20th Century. Stainless steel of highest quality. Intricate, delicate and accurate. By opening the instrume

 

Young J Pentland was a well known Edinburgh based pathologist from the late 19th Century. He was well published and had a number of papers and books on human pathology and disease. He was co - founder

 

For sale here is a David White Co. 6061 Balloon Theodolite. The plate says No. 91024. Olive green in color and comes with wooden storage/transport box. Box is sturdy but has many scratched, nicks and