Amazing Sinclair Scientific Calculator - Almost 50 years old! - Working Too!Here's a really old Sinclair Scientific Pocket Calulator made back in the late 1960's or early 1970's period. One of the fir

 

Everything I'm selling is from the estate of a prominent Ear Nose and Throat doctor who lived in the Seattle area during the early 1900s. Most of the items need cleaning and polishing. You get everyth

 

ASTROLABE A magnificent boxed Astrolabe made of very heavy cast patinated brass.In original display/presentation box felt lined. I guess made C20th century as a working replica of the ancient ones. Th

 

The balance beam for these scales is made of brass but the pans are brass plated steel.The pans measure 6-1/2" in diameter.< NO RESERVE > International buyers must now use Registered Mail on all

 

Old Advertising Medicine - NEW OLD STOCK - Humphrey's 29 Homeopathic Preparation for 'Fever Blister - Nursing Sore Mouth' Prepared by Humphrey's Medicine Co. - New York, N.Y. Box is unopened, with ori

 

Admiral Fitzroy Mercury Barometer This is a recent acquisition from an estate in the Chicago area. I am not familiar with these things and all I have to go on is the tag from Dunning's auction service

 

Fine 19th Century faux ivory ox bone opera glasses, giving a good clear image, measuring 12cms or 4.75ins wide. Condition: uncleaned & un-restored condition - shrinkage cracks (see photos). Shippi

 

Stereo Microscope by Negretti & Zambra Stereo microscope mounted on a sturdy ebonite base. The instrument is by Negretti & Zambra and is their “Wide Angle Binocroscope”, serial number 7783

 

Antique german dome type ear trumpet made of faux tortoise ( celluloid ), stamped D.R.G.M., in good condition, except some small damages to the rim, see the photos. Size: c. 11,5 x 7x cm, d.: c.6 cm S

 

5" Cobalt Poison 6 sided with center panel embossed "Melvin & Badger Apothecaries Boston, Mass." On 2 side panels in front are typical poison serrations. Bottom of bottle is embossed "C.L.C. Co.,