Queen precision Kohlrausch slide E-2503 S Grey Instrument Co. / Philadelphia Pa. A type of potentiometer/ bridge, was used to make voltage measurements; somewhat slow, but you could make very fine rea

 

Vintage Dr. Medical Doctor Bag Stephen J. Trachenberg, M.D , with some tools. Please look at pictures. The winning bidder will receive everthing pictured.

 

YOU ARE BIDDING ON A CYCLOPEDIA OF ENGINEERING VOLUME II STEAM ENGINES , INDICATORS , VALVE GEARS , REFRIGERATION 457 PAGES CHECK OUT OTHER AUCTIONS FOR THE OTHER VOLUMES I THRU VI I WILL COMBINE SHIP

 

The item for sale is an antique Justrite Miners Lamp in very good overall used condition. There are no chips, breaks or cracks. There is moderate surface wear. The piece appears to have been partially

 

Offering this Coal Miners Carbide Lamp or light. Has hook, and rubber band air cooled, JUSTRITE brand. Made in USA About 4 - 1/2" H and 4" across. Appears to work, altho not tested. brass . Listed wit

 

VICTORIAN OR EARLIER TEAR CATCHER/LACHRYMATORY GLASS SCENT BOTTLE MOURNING, SMALL CHIP TO CORNER OF BASE OTHERWISE IN VERY GOOD CONDITION, 165MM x 15MM WE ACCEPT PAYPAL * UK CHEQUE'S ONLY * UK MONEY O

 

Tiffin Glass Co. swirl lid that fits their 2-3/4" pint Columbia globe jar. Measures approx. 2-1/4" across base. Has a 1/2" long sliver chip to underside of flange. Please - no returns on any of the li

 

I have for sale what i believe to be a good little collectors item. It is a small travelling/Field compass dating from the mid 19th century. Unsure if compass is working,needle rotates ,not sure how t

 

Unusual Antique Jeweler's or Engraver's Magnifying Loupe Eyeglasses c1900 Description: This is an unusual pair of eyeglasses made into a jeweler's or engraver's loupe dating, I would guess, to the lat

 

Up for bidding is this antique pince nez eyeglasses, interesting design, In kinda good condition, there are no lenses