A nice urine specimen bottle with no chips or cracks and a little tube with a floating hydrometer to check the specific gravity of urine, just in case you're curious.

 

VINTAGE BRONZE 30 TROY OZ WEIGHT.STAMPED 30 OZ TROY ON TOP OF WEIGHT BUT NO OTHER MARKINGS.VERY DARK PATINA TO METAL..POST WORLRDWIDE FOR 12 POUNDS.HAVE A FEW WEIGHTS TO LIST WILL COMBINE POSTAGE IF P

 

For sale is a rare Gyroscope by famous makers SPERRY. The Gyroscope stands approx 18cm tall and is heavy for its size weighing about 2kg. The diameter of the base and the outer ring is approx 11.5cm.

 

You're looking at an original Henry Troemner Peerless Oak Box Prescription Scale Class "B"! with original weights!!And as you see in the pictures it was inspected!! by authority on 2013!!this is an oa

 

sushimonster Store RARE VINTAGE BALL JOINT 5 PCE DRAWING DRAFTING INSTRUMENTS TOOLS BOXED SET

 

5 7/8" x 8 7/8", 24 pages plus 2 inserts, sewn binding, intact and complete, with cover staining as shown, otherwise in fine condition for its age, sold with no reserve.

 

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Cagniard de la Tour's Siren Delightfully named demonstration siren, this one by the British company Philip Harris. The siren is made from polished brass and is mounted on a turned wood plinth. It stan

 

A beautiful antique old Paris porcelain 1800s French medical apothecary medicine jar. " SAPO MEDICINAL" Period pot: XIXth century. Good condition ... with a small chip on the pot and a small chip on t

 

NICE CIVIL WAR ERA - CIRCA 1850 - DOCTOR'S VETERINARY SURGICAL INSTRUMENT - 15" LONG - BRASS AND IRON CONSTRUCTION / BLACKSMITH MADE WITH HAND CUT WING NUT -EXC CONDITION