Offered here is a hard paper card from the Public Sampling Works, Black Hawk, Colorado. Dated 1881. The Public Sampling Works was a bid process on gold ore concentrates coming from the Central City Di

 

Victorian Iris Paris Made Mother of Pearl Opera Glasses and Handle The opera glasses have been used, the gilt finish has rubbed in places and one panel has come away from the handle. The metal circula

 

A wooden rotor variometer from the early 1900s and a pair of number 30 triode amplifiers from the 1920s on an oak base with solid brass corner posts and dense piano felt feet.

 

Antique Father John's Medicine BottleThis bottle is absolutely incredible! Over a 100 years old, it has no chips or cracks and most of the front label is intact - also part of the neck label. If you u

 

ART MEETS SCIENCE: Antique Spencer Brass & Copper Microscope of Academic Yesteryear This takes one back to the laboratories and classrooms of yesteryear’s universities. This vintage scope is res

 

Early 1900's Antique Emory & Douglas Co LTD Brass Ships Barometer & Temperature gauge, This a working Barometer have about 40 in my home and they all read about the same when the weather chang

 

GR8LOOP Store THE OPERATING ROOM Instructions for Nurses & Assistants ST MARY'S HOSPITAL 1939

 

AO -(American Optics) SPENCER SERIES 58F Stereo Microscope, - Fixed Magnification 1.33x - optional Starlite Illuminator can be attached - working distance 4".- In good condition as pictured - from an

 

An early Victorian microscope slide. The coverslip is attached with red sealing wax, a method attributed by Bracegirdle to Andrew Pritchard. The image shows front and rear views of the slide (note: th

 

Rare and hard to find, this beautiful porcelain apothecary jar will fit beautifully into your collection. It is as wonderful to display as collect! Measures approximately 11.5 inches tall by 4.5 inche