8 3/4" x 3 1/8". METAL and wood. Directions for use on back. Barometer liquid is cloudy. Thermometer shows a little separation of fluid- but was working ok. Some wear to paint on tin. Very good used c

 

Excellent Antique Vintage Dental Medicine newly Introduced Sample Carpules of Novocain. Original colorful Paper Ad by Cook-Waite. Prior to these Dentists were making local anesthetic by dissolving Pow

 

This is a Calculigraphe, invented by Henri Chatelain of France, circa 1890. It is essentially a calculating circle (slide rule). The instructions begin "The Calculating Circle is an instrument by mean

 

A fine Darlaston mount for the polariscope, vertical section of lip of cat to show sensory hair follicles.

 

I am disposing of a large amount of great collectible items that I recently inherited. All items have been in storage for over 30 years and never before offered for sale on eBay. I am not a dealer and

 

THIS IS A RARE AUTHENTIC LOT OF 1910ISH MINING RELATED NEWSLETTERS PUT OUT BY THE STARGO MINING CO OF NEVADA. KIND OF SELF-PROMOTIONAL ADVERTISEMENTS IF YOU WILL. I THINK THESE WERE SENT TO SHAREHOLDE

 

Antique Vintage Style, Brass Botanist, Field Microscope Magnifying Glass Loupe

 

Up for auction to U.S. customers only is an old tool called a section liner. According to what little research I've done, it was used for methodical drawing of repeated precise parallel lines with a s

 

WE HAVE MORE PHOTOGRAPHS BELOW ITEM DESCRIPTION An antique Pollock & Stewart, Glasgow Brass & Bone Whisky Sikes Hydrometer in fitted Mahogany case. OVERALL CONDITION We would remind bidders th

 

An older pair of Zeiss binoculars. In excellent condition. Leatherette is perfect. Focus works. Marked Carl Zeiss Jena / Teleater / 292046 / 3X When fully retracted, the glasses are 2 1/2" tall. Comes