Offered is a Pinkham & Smith porcelain thermometer. At the base of the thermometer is marked AMER. THER. CO. ST. LOUIS. The height is approximately 5 3/4. The face is porcelain, I am uncertain wha

 

You are bidding on 1 Keuffel & Esser slide rule, 4090-3, with case. Rule in good condition, needs cleaning. Case shows use.

 

My Father bought this few years ago as a back up Compass to use in his Surveying business. He felt it was too big to carry so it pretty much stayed in the office.Do not know anything more about it. Se

 

This slide rule is used to calculate dew point andrelative humidity 11 inches in diameter and 20 scales

 

1952 POPULAR SCIENCE JULY HOW TO BUILD A PLASTIC PORCH WILBUR SHAW FLIES A CAR 242 Pages USED: 3 corners wear. Near new otherwise. ( Some photos listed: Delta wing fighters Convair XF92A; Jet giants â

 

Offered here is an original heavy brass cased ten cap hand blasting machine. Tag shows it to be manufactured by the Hercules Powder Company. Patent date of 1930 on case. This would have been used to s

 

(4) 1 DRAM VIALS!!! These are the EXACT SAME gold vials we use in the field every weekend (really as often as we can...lol)! WE DON'T SELL ITEMS WE WOULDN'T USE OURSELVES! We are prospectors too, and

 

YOUR BIDDING ON A 9 PIECE GOLD PROSPECTING KIT YOU GET: (1) 10 INCH BLUE PLASTIC GOLD PAN (1) 2 OUNCE SNUFFER BOTTLE (1) 4 OUNCE SNUFFER BOTTLE (1) METAL TWEEZER (1) ONE OUNCE GLASS VIAL (1) 5/8 OUNCE

 

One box of 12 Staedtler Mars eraser refills. The number on the box is 527 35. The box measures about 5.25 inches long. These erasers fit in the 527 30 eraser holder.

 

Very Fine & Flour Gold Recovery Table aka Miller Table Very Fine and Flour Gold Recovery Table with Adjustable Flow, Slope Lever and Handle. All metal parts stainless steel and aluminum with a Gol