up forVintage German Logarithmic Slide Rule made of aluminiumREISS darmstadt 06/0015used conditionthis item is about 32cm(12,5 inc) long see the pic

 

8” Circular Binary Trig Slide Rule Copyrights 1931 / 1940 · I guess the © 1931 slide rule was eventually mated with the © 1940 slide rule to get this one. · Printed area has 8” diameter. Full

 

I smashed my thumb too many times to count! Ever had a small ore sample you tried to breakup with your hammer on the trailer hitch of your truck or on another larger rock and hit your self or had flyi

 

Swift Compensated Barometer Good Brown Finish- Shiny Brass Beveled Glass Lens Diameter- 3 1/4" Wood case Diameter- 5" Spoke Tip to Tip-7" 1 1/2" Thick Good Working Condition Made in England Shipping T

 

Vintage Brass Microscope, marked 100x, no name---There is a patina/metal discoloration which I tried to picture. Used a magnet to test the metal; still not sure what metal is used to case the mirror.

 

Leather Roy Gfeller Geology Pouch Handcrafted --------------------------------------------------------------------------------Genuine Handmade Tan Leather Roy Gfeller Maker Arlee, Montana Geology Pouc

 

WORKING CONDITION. MADE BY "BERSTED MFG. CO. FOSTORIA, O TORONTO, CANADA"

 

It was donated to our Christian Thrift Shop . It is sold with full satisfaction guarantee. Please bid generously because all profits go to help the needy. We guarantee your satisfaction or money back.

 

Excellent Condition NEW/UNFIRED Justrite #95 Nickel Plated Superintendent's Carbide Lamp! A great way to start your collection or to increase your existing collection! One Classic Justrite This lamp i

 

ray54188 Store Description FROM THE MINIMAL RESEARCH I HAVE CARRIED OUT ON THIS RARE SOLAR MICROSCOPE I WOULD SUGGEST IT DATES TO THE MID 19TH CENTURY. MEASURING IN TOTAL 15.5 INCHES TALL THE LARGE CI