Classic Keuffel & Esser Log Duplex DeciTrig slide rule. The latest patent dates from 1940, and Mr. Lundin was already a graduate student in Chicago by 1950, so the timeline for dating this is pret

 

measures 20 cm long , and 7.5 cm wide in diameter , this is new , NOT old , please see photos , any questions please ask , i have lots of other items listed .. ..please see my other items and add me t

 

We Ship Worldwide Please see details,We Combine shipping charges on multiple purchase of Items Vintage Slide Rule Dring & Fage Makers Stamford London having been a military item On offer here is a

 

I'M SELLING THESE FOR SOMEONE ELSE AND I KNOW NOTHING ABOUT THEM. WHAT YOU SEE IN THE PICTURES IS WHAT YOU GET. THE COINS ARE .05, .10, .25, .50 AND 1.00. YOU SHOULD BE ABLE TO SEE ALL DATES AND ENOUG

 

This listing is for a Tasco microscope. We are primarily a tool dealer and do not know much about telescopes. This one was brought to us to sell. The telescope is from the 1970's and does not look bad

 

This is an older wooden Dynamite Box from LIBERTY Powder Company in Pittsburgh, Pa. It is a hard to find one in this kind of shape. All four sides are easily readable, and no broken or repaired wood.

 

One large lot of Architects tools from the 80s and 90s. Staedtler, Fiskars, Berol, C-Thru, Alvin, Pro-Art, Tacro, Presto, Dietzgen, Arttec, Helix, National brands represented. All items had been used

 

Payment | Shipping LEITZ 25X/0.65 OEL+W P (POL) 215MM TL OBJECTIVE FOR METALLOGRAPHIC MICROSCOPE Click to View Image Album Click to View Image Album Click to View Image Album Click to View Image Album

 

Lot of A. W Faber Castell Lead Pencil Us germany Zone - Buyer to pay fixed shipping of $6.00 - SHIPPING IN THE USA ONLY. Will ship as soon as payment is received. Powered by eBay Turbo ListerThe free

 

Up for bid is a set 7 medical prepared very old (around 250 years) human vertibra. These are small and possibly from a child, they have a great patina. I got these from a doctor's estate and are for m