There is one of these instruments in the British Science Museum, to whom I am indebted for the information which follows.It was invented in 1890 by one Doctor Gerald Joseph Macaura, who patented it (N

 

...Just acquired from a local estate...offering this pair of civil war era antique amber glass lens non-prescription Spectacles Sniper/sharp shooter Eyeglasses. in very good clean intact condition...4

 

i000000 1894 ROCKS UNDER MICROSCOPE Antique Lithograph Print Click to Enlarge Original old German lithograph print/book plate(not a modern reproduction)comes from a German lexicon. The print has been

 

This set of four American Optical Project O Chart Slides is from my father's optometry business. I cannot verify if the item works properly, as I am not an optometrist. I can say the other equipment t

 

A RARE 1931 First Edition historic textbook for Embalmers and Funeral Directors covering gross anatomy dissection just like that for medical students. 1931 Dissection Guide for Embalmers RARE 1st Ed D

 

quaycollectables Store Antique EARLY BRASS BLOOD LETTING fleam, named

 

Here's a fun piece you won't see everyday...or possibly never again! It is an electric "psychic ability" tester. This instrument was manufactured in the early 20th century by C.H. Stoelting of Chicago

 

Antique Pair Folding Pince-Nez Bakelite Eyeglasses - Pendant Jewelry c1910s Description: This is a vintage pair of folding spring steel pince-nez eyeglasses with what appears to be Bakelite frames. Th

 

RARE LATE 1700S-EARLY 1800S COIN SILVER GLASSES WITH SLIDING EAR PIECES AND HINGED TIN CASE- THE GLASSES MEASURE4 3/8" ACROSS WITH 3 3/4" ACROSS THE LENS- 1 1/4" BETWEEN THE RECTANGLAR LENS--HIGH QUAL

 

for more scales and weights please have a look at my other auctions Seller's other items antique german postal scales about 1900 27 centimetre high (about 10.5") nice ornate cast iron postage to the U