Laboratory Crystal Specimen Octahedral crystal of thallium alum (thallium aluminium sulphate dodecahydrate) mounted in a glass dome some 5” tall with a detailed label. Such specimens were manufactur

 

This mortar and pestle came from an auction in Vermont. I am unsure of it's age. It appears to be old. Either it is bronze or brass with a lot of patina. It has dings on the rim and on the sides along

 

** VERY NICE ** SCARCE OLD ANTIQUE VTG 1830's BLOWN DOCTORS DOSE KNOP STEM GLASS This offering is for an antique circa 1830's hand blown and engraved doctors dosage glass. The glass is made like a typ

 

EUROPE-ANTIQUE-ARTS Item description : ANTIQUE FRENCH BRASS BAROMETER / THERMOMETER ON STAND CA 1850 An excellent huge Brass example of the noted French instrument an aneroid barometer invented in 183

 

Old 11 inch long Renwal Electric autoclave/sterilizer. Working and in excellent condition. Cord replaced. See pictures. Handling covers insurance or tracking.

 

C19th. Ten Draw Monocular. ....................................... C19th. Ten Draw Monocular. Mainly of copper, silver plated, with red leather band. No maker's name or mark. Good overall condition: N

 

This set is missing gram weights as you can see, ( it has just three) but the scale itself looks complete. The box is velvet lined; it has some scratches and the clasp does not work..still a nice earl

 

Here is a neat Justrite Mining Lamp catalog with wholesale price supplement. 16 pages of illustrations and information with separate price supplement. Condition is fairly good, with no problems noted.

 

These ten Microscope Slides show varying stages of development in an Echinus (Sea Urchin) plus various parts including 3 spines by Ernest H Grant. The other seven are by Brother John Ambrose. One of t

 

Offered here is an original exploder token that reads on front "New River & Pocahontas Con Coal Co. Pocahontas Division." Reverse reads "Good For Ten Cents IN Monobel." Round aluminum measures 25