Staedtler Mars 980 Drafting Pencil/Lead Holder made in ChinaUsed,has some wear and scratches.. Metal grip has very slight discoloring.Otherwise, very good working condition. Cosmetic wise, very good c

 

Featured are 20 Coal Mine Brass Check Tags with numbers stamped in them. I was told that they were used in coal mines to track each load of coal as they were taken from the mine to each specific miner

 

The Winning Bidder gets this U.S. GOVERNMENT-ISSUED ACU-MATH Model SR 1311W Log Log Decimal Trigonometry 10-Inch Slide Rule, Faux Leather Holster, Original Box, and Instruction Booklet.   This Slide

 

Developed during WWII to test visual acquity for the military by the remarkable Dr. Isreal Dvorine, these color plates were painstakingly developed, tested and re-tested to accurately detect, classify

 

Presented is a fantastic vintage bamboo slide rule. This is a "Sun" Hemmi's Bamboo Slide Rule, likely dating back to the 1950's or earlier. The slide rule is still in its original cardboard box, altho

 

You are buying a gold pan panning kit. You get two classifiers 1/4" & 1/8' and two 14" black gold pans, a 10" black gold pan, tweezers, 5 assorted vials, black sand magnet , trowel and a sniffer b

 

Model marked made in Germany. Instructions in German. Plastic duplex cursor with 5 hair lines and German markings for Horse power,Photos are of rule which is being sold..Rule dated Jan 1973. Has scale

 

Antique botanists vasculum tin case microscope steampunk interest  This is an older botanists tin vasculum, they were made in this pattern up until quite a late date but this is an earlier one than I

 

I smashed my thumb too many times to count! Ever had a small ore sample you tried to breakup with your hammer on the trailer hitch of your truck or on another larger rock and hit your self or had flyi

 

Ray-Ban sunglasses: Baush & Lomb Ray-Ban USA Clubmaster WO365Preowned, great condition, no scratches on the lenses."BL" etched in both lenses and traditional "Ray Ban" inscribed on right lense as