Today i have for sale a nice new old stock american optical phoroptor. this one is in great condition it is from the 1950's and everything moves freely and it has three sets of lenes. this one has bee

 

Antique 1917 Ritter Dental Air Compressor VINTAGE 1917 RITTER DENTAL AIR COMPRESSOR. THIS COMPRESSOR WORKS AS IT SHOULD AND I HAVE OWNED IT FOR SEVERAL YEARS.

 

Citrated Armstrong Magnesia large Bottle in good condition, label has some wear to it see picture for condition. Sold as is. Bottle is full w Contents. For collectible uses only, do not ingest! Label

 

This auction is for a CAMERA LUCIDA of the William H Wollaston design. It comes in what appears to be its original case. It fits in case snugly and properly. The brass piece with the clamp measures 7

 

your looking at a world war 1 to most likey world war 2 the condition is excellent a must have to any medical army collector or syringe and oddity collector . some minor wear def saw use , staring bid

 

THIS IS A VICTORIAN MAHOGANY CASED BRASS FIELD MICROSCOPE,THE MAHOGANY CASE MEASURES APROX 160MM X 55MM AND IS 50MM HIGH, THIS HAS A GOOD COLOUR AND CONDITION.THE MICROSCOPE MEASURES APROX 140MM,THIS

 

This auction consists of a Knapp model no.405 in the original box. Runs on 2 volts. Box measures about 4 in. by 3in. by 3 1/2 in. Runs fine. Wait for my invoice as I look for cheaper ways to ship USPS

 

This is a Crookes tube with multiple electrodes. The gas pressure is lower than most Crookes tubes, correct to allow electron emission in a straight line from the cathode disk while having enough air

 

merrysun Store EDWARDIAN PRECISION SET OF DRAWING INSTRUMENTS, COMPLETE SET, IN CASE. CASE HAS SOME WEAR TO THE CORNERS.

 

RARE VINTAGE CIRCA 1925 NEW YORK DENTIST DR MAX SPIELBERGER DENTISTRY ART DECO ADVERTISING POCKET MIRROR. MEASURES 2" X 3"... .. Please see pictures.. . ALL ITEMS ON MY SITE ARE GUARANTEE TO BE 100% V