KE Keuffel & Esser Slide Rule copyright 1947 with case. The leather case has some wear at end and the slide rule is in good condition. This is a 4083-3 log log duplex vector and is about 12.25 inc

 

German Kaleidoscope Viewpoint marked Silverplated Phillipi Design 14 cms long boxed Very good condition Shipping and handling cost Wordlwide by prioritary registered air mail is $10 USD It will be sen

 

1-In good condition with clean lenses a microscope Objective marked on the Body C Baker London 3 inch.In a brass case that is not its original but marked W Johnson 1/10 in 188 Totenham ct rd. Part of

 

Selling a HUGE collection of stocks and bonds this week! Many rarer and hard to find pieces! Please view my other items! This auction is for: 1900 Findley Gold Mining Company Stock Certificate Issued

 

THIS IS AN ENGINEERS/ SURVEYORS STEEL TAPE MADE BY LUFKIN. IT IS 100 FEET AND ALTHOUGH MARKED USED ,IT IS IN NEW CONDITION WITH THE ORIGINAL BOX THAT IT CAME IN. IT HAS NO RUST OR SCRACHES ON THE TAPE

 

Set of 12 Hermann Rorschach Psychodiagnostics plates. They are older and slightly faded with minor corner dings. I'm not sure of the age. Posted with eBay Mobile

 

Up for auction are three vintage slide rules all show some wear but are in Good Vintage Condition. One Charles Bruning CC. #2401 made in U.S.A. with original leather case, a Monarch Reley #slr-5 made

 

Here we have a very old and rare Eppley Pyranometer solar radiometer It is used for measuring solar radiation in watts / square meter It has the calibration tag to convert milivolts to watts/square me

 

Excellent condition. Moves very smoothly, no nicks or rough edges. No stains or marks on the sliderule, and the case is unmarked except for a blacked-out owner's name inside the flap.

 

Here's a working model (roughly 6" plastic) Astrolabe, complete with a 35-page softcover book, The Astrolabe by Harold N. Saunders, B.Sc, A.R.I.C., (c) 1971. The book offers the history and constructi