It is an optometry lense kit made by American Optical Company. It has approx. 125 lenses and an eye glass tool. The case is 15 3/4" wide x 11" deep x 2 3/4" tall. It is in very good used condition. A

 

Available for bidding is this antique doctors scalpel. Item is marked on hilt "L.F. & C. 1918". Item measures 6" long and is free from cracks, breaks and corrosion. Blade is still quite sharp and

 

Domestic Medical Practice Book. Very Large and Heavy Book. Edition 1916. Bindings are still good and every part of the book is intact. Great Color Illustrations. ALL OF MY ITEMS ARE OFFERED WITH A NO

 

I am not quite sure what I have here so I will just go by the small metal tags. One says Patterson X-Ray Screens and another one is something of a warning about weight on strap and so on. This is real

 

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.

 

A 2 1/2 oz Devilbiss Atomizer,from what I've read online this is a nasal sprayer used around the 30's,this one is in pretty good shape the ball is solid and no signs of cracking,the glass stem is inta

 

This is a fantastic scientific apparatus probably dating from late 19th Century / Early 20th Century. I am guessing (only guessing, mind you) that this is some type of distillation apparatus. It measu

 

Here is a unique opportunity to bid, WITHOUT RESERVE, on a guaranteed genuine c1910, DAR-LING HEMLOCK OIL: HEMLOCK OIL LINIMENT Bottle, Box and paper enclosure. Prepared by the Hemlock Oil Co., Derry,

 

Early 1900s Dr H.M. Alexander Co, Lancaster County Farm Vaccines, Marrieta PA. Includes to vaccination cards with illustrations as well as an info guide. Overall nice condition.

 

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