This is a old collectible Devco mechanical slide pencil. I have many machinist and mechanical drawing items that were from an elderly mans estate. I can hear pencil lead when I shake it, but I am not

 

permissible gas mask for ammonia. mine safety appliances co the mask is in good shape no dry cracks the spare canister still sealed

 

Very Old Unknown Vintage Large Collection of 250 Antique PETROLOGY/GEOLOGY MICROSCOPIC GLASS SLIDES GeoSec Lot!Please Message Me for More Images and or Close Up Shots of the Slide Box Index Board Note

 

Vintage Tasco 900x zoom lens microscope with wooden box complete kiteven has a sealed jar with bug in liquid. any questions please ask.

 

This is a vintage (edwardian I think) mechanical stage.I have checked it over. and lightly lubricated it with a high quality lithium based grease.It works smoothly and precisely.The brass has a nice p

 

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

 

Set of two 3 1/2" diameter lenses from an old GE projects build in the early 80's. These are in excellent condition. My eyes can see no chips or scratches. Good luck bidding. PAYMENT MUST BE RECEIVED

 

Milvay Decade Resistance Box From the 1930's. Walnut Box. I have checked each resistance and there are no opens or shorts. Unusual low resistance range: .1 ohm to 400 ohms Complete with all 13 brass s

 

UP FOR AUCTION IS THIS BRASS VINTAGE BUTTERFLY COAL MINERS MINING CARBIDE LAMP LIGHT, ON THE TOP WATER FILL LID IT STATES BUTTERFLY. FOR IT'S AGE IT IS A CLEAN UNIT. THE REFLECTOR HAS GREAT SHINE. THE

 

Up for auction is a Hoffritz made in Germany weather barometer . It is 5" round 2 1/2" thick. . It is in great condition. Thanks for looking, happy bidding and have a great summer!!!!!!!!