Dietzgen Multiphase Multiplex Slide RuleThis auction is for one Dietzgen Slide Rule - Decimal Trig Type Log Log Slide Rule. This was previously owned by a Robert Holmquist as his name appears on the l

 

18thC or earlier Blood Letting Fleam or Lancet Made of Wood and Bone with screw in metal blades Pointed Top section turns perhaps for widening the wound Blades stored inside .Blades have makers mark s

 

Vintage Mid-Century Deco Taylor Temperature Compensated Desk Top Barometer Temperature compensated desk top barometer. Brass plated case, adjustable meter with barometric forecast predictions on rear.

 

Offered here is a First Printing of the out-of-print book Miners' Candlestick Patents, by Wendell Wilson. Published in 1983 by the Mineralogical Record Incorporated, Tucson, Arizona. . Includes 81 pag

 

This is the famous plastic blue bowl gravity concentrator designed to work forever with no moving parts. Comes with water flow control valve & the supports to place it on your bucket. You can also

 

Unbenanntes Dokument Ψ Welcome - Willkommen - Bienvenue - ДОБРО ПО�-АЛО�'АТЬ TO FIRST ---PLEASE READ ---TO FIRST ! ***ATTENTION*** DEAR BUYER ; COSTUMER AND FRIENDS FROM *** GH53498*** E

 

This is a Koehler Permissable Flame Safety Lamp for coal mining. It was used in Cambria County, Pennsylvania. The original owner has his name tape labeled on the base of the lamp. The glass is intact

 

The Kit Includes: 1 - 10" Green Gold Pan - The GREEN color contrasts the BLACK sand and the GOLD in your pan. 1 - Suction Tweezers - Suck up the fine gold and move it to your storage vial. 1 - Plastic

 

WELCOME! You are bidding on a lot of 2 pair of old optical specticals eye glasses. These seem to be in pretty good condition but the lenses may have some scratches. They need a really good cleaning. O

 

no problems,nice condition,marked Aug 14,1917 John Bull 2- 1/2 in tall