this is a vintage pickett slide ruler. there is writing on both sides of the ruler.it is 12.25ins. long and weighs 3.8ozs.it comes with a case. it is all metal slide.

 

EARLY 1930'S TENN. MINNING HARD HAT / COAL MINING / MINE NR Click Images to Enlarge This auction is for a RARE EARLY Tennessee Coal Mining Hard Hat. I personaly purchaced this hard hat from the man th

 

Brass Van Cort “Companion” Pocket Kaleidoscope Up for auction is a Brass Van Cort “Companion” Pocket Kaleidoscope. In very nice condition, comes with original box. Measures 5 1/8" in length. �

 

Up for auction a vintage American Optical Ophthalmoscope Set. Appears to be in excellent working condition (light tested). Item has wear/scratches commensurate with age. A great collector’s item! Th

 

UP FOR AUCTION IS Vintage WAHL HAND-E Professional Electric Massager Vibrator 4 AttachmentsThis Professional Vibrator will wow you with its strength, Easy to handle and work.Good Used ConditionHappy B

 

This is a fantastic piece of surveying history and is very very rare!!! This original factory issued piece is the directions for use or instruction manual for the Wild DM1 New Precision Telemeter. Sid

 

Sargent Welch is a a major seller of Scientific (Instruments, Apparatus, furniture, Vacuum punps, chemicals, supplies for Industrial, Collegiate, Government and Research Laboratories - this is a Catal

 

This plaque recently was purchased at a local estate sale, where a family member indicated that it most likely dates to no later than the 1950s; however, this has not been confirmed. This cast plaque,

 

littlerabbitjuju Store Job Lot 33 Victorian Standard Brass Apothecary Coin Weights D G Antique Chemist Job Lot Vintage Brass WeightsThere are 33 in total, I believe they are all brass, apart from one,

 

You are bidding on an original 3 negative STRIP of Arch Mineral 8200 Maion Dragline at their Horse Creek Coal Mine in southern Illinois and a small BE or Marion dragline coal mine minng.The film used