rebeccalynn2003 Store 3 TRIG-EASY TRIGONOMETRY DIALS & INSTRUCTION BOOKS 1942-1943 NEEDHAM DIETZGEN 3 TRIG-EASY TRIGONOMETRY MADE EASY AND INSTRUCTION BOOKS 1942-1943 TRIGONOMETRY DIALS AND INSTRU

 

Vintage McAllister & Brother Brass Microscope with wooden case. Posted with eBay Mobile

 

Vintage M. H. Mear & Co. England STEAM FLOW CALCULATOR w/ Instructions rar101st Store

 

Hard to find these anywhere! Here are a pair of very cool 1930's GE (General Electric) metal knobs from a mining smelter in Hornsilver (Gold Point) Nevada. They are to adjust resistance on a control p

 

A really nice pair of Vintage Safety glasses, very well made, wrapped in leather, brass, nickel plate rims, covered arms, No breaks in great condition all parts work perfectly...Any questions please e

 

VERY PRETTY VINTAGE WOMAN'S GLASSES MADE BY AMERICAN OPTICAL. The glasses are a combination of gold-tone metal and brown plastic. Lenses are bifocals. The frame is in excellent condition except that 3

 

Developed during WWII to test visual acquity for the military by the remarkable Dr. Isreal Dvorine, these color plates were painstakingly developed, tested and re-tested to accurately detect, classify

 

Vintage eye wash cups made of three different materials, aluminum, glass, plastic. Aluminum is 1 1/2" x 1" x 1". No mark. Paneled glass is 1 3/4" x 1 1/8" x 2 1/4". G mark on bottom. Plastic is 1 1/2"

 

HERE IS A NICE VINTAGE K&E #4053-3 SLIDE RULE WITH BLACK LEATHER CASE... IT IS IN VERY GOOD CONDITION... On Oct-17-12 at 00:09:21 PDT, seller added the following information: Every buyer gets a My

 

Hi, the item being offered is a swirled Blue with Alabaster Catalin Bakelite Taylor Thermometer and Humidity gauge. This colored version is usually seen with dark age patina on it, but I've restored i