You are bidding on a vintage like new ALVIN 1150 ELITE DECILOG TRIG LOG LOG SLIDE RULE. Includes leather case, original box and instructions.

 

Here is a real nice piece of surveying history. In wooden box it weighs 17 pounds, will only be shipped expedited with tracking and fully insured. Looks to be in decent shape. Even has some tools with

 

VINTAGE K & E SLIDE RULE POLYPHASE NO. N4043-3 MADE IN USA GREAT CONDITION WITH CASE ORIGINAL BOX INCLUDED BOX TOP HAS SOME WRITING UNDER COVER NO BREAKS FUNCTIONS PERFECTLY LOW STARTING BID OF ON

 

BAUSCH & LOMB BRASS STEREO WIDE FIELD MICROSCOPE ROTATABLE LENS 10X 15X EYEPIECES ***NO RESERVE*** THIS IS A VERY NICE BRASS MICROSCOPE MADE BY BAUSCH & LOMB, U.S.A. CIRCA 1980 ACCORDING TO TH

 

This auction is for a Vintage Pharmaceutical Clock measuring 6" wide by 4 1/2" high in working condition. The heavy metal housing has embossed Medical Symbols around the clock face and the numerals on

 

Fascinating scope. Dual axel rotating object drum. Spinner can be turned on one axis to change the colors and turned on the other axis to change patterns. 2 mirror 6 point system. Third side of mirror

 

THIS ITEM: AN ORIGINAL SIGNED GLASS NOS GLOBE FOR THE WOLF COAL MINING FLAME SAFETY LAMP.NICELY WOLF SIGNED AND GRADUATED. SOME VERY MINOR SHELF WEAR SCRATCHES ON THE GLASS, SO BID WITH CONFIDENCE FRO

 

Up for your consideration today is a set of 2 solid brass Mortar and Pestles. The larger one measures approximately 5 inches high and 3 inches wide. It is in great shape. The smaller one has some tarn

 

Up for sale: Vintage Kaleidovisions Hand Made Kaleidoscope Set w/Box & 6 Interchangeable Ends. This beautiful kaleidoscope set is hand made by Mark and Carol Reynolds from Austin TX. Comes with ha

 

Vintage Hemmi Sun No. 250 Slide Ruler, made in Japan. Excellent condition with no chips or breaks. The cursor moves freely and has no cracks. Measures 12 5/8" long. Feel free to ask any questions.