Brass Van Cort “Companion” Pocket Kaleidoscope Up for auction is a Brass Van Cort “Companion” Pocket Kaleidoscope. In very nice condition, comes with original box. Measures 5 1/8" in length. �

 

Nice set of 8 pieces is complete in a blue velveteen lined case. The case has a tear in the center of the top flap and shows in pictures. These are German made professional drafting instruments and ar

 

UP FOR AUCTION IS THIS COAL MINERS MINING MSA PERMISSIBLE METHANE SPOTTER DETECTOR WITH CASE. THIS UNIT IS BEING SOLD AS A DISPLAY UNIT OR FOR PARTS ONLY, & AS IS. THERE IS NO CHARGER WITH IT. A S

 

Black leather case and interior blue velvet show signs of wear but the 12 instruments are in excellent condition. The small round case contains spare screws and washers.

 

5 x Assorted microscope slides Geological thin sections - Scotland (D) Basaltic Tuff with Plant Remains – St Anthony’s Chapel, Holyrood Park, Edinburgh, Scotland Buchite – Ardnamurchan, Scotland

 

TRIBRACH WITH ADAPTER. I GOT THIS IN A BOX AT AN AUCTION AND KNOW NOTHING ABOUT IT. A FRIEND WHO DOES SURVEYING TOLD ME WHAT IT IS. COULD NOT FIND A NAME ON IT.

 

I have up for auction is an old wooden lockable Microscope box. It is in very good condition, the wood has no chips or separations in it. I do not have a key for the lock, but they are easy to find. I

 

Up for auction is this very nice like new condition K & E, Keuffel & Esser, slide rule. This has a copyright date of 1947 and I believe this was made in the early 1960's. The rule comes with a

 

Slide rule c 1959 belonged to former Congressman Bob Filner who started college as an engineering student before switching majors and obtaining his PhD in history of science.

 

In very good condition. Metal clip has some corrosion. May be missing one tip. Only has the one that is pictured. Check my other listings. I will gladly combine shipping. Payment is required within 3