Antique Microscope Camera Lucida. To fit tube/eyepiece size 27.2mm. See images for condition: Excellent. Optically and mechanically fine. This actually works incredibly well, compared to many others I

 

This wall art was handcrafted from 5 sets of double-nine dominoes in 1986. Up close you can only see an array of dominoes, but when you are "relatively" far away, the image of Albert Einstein appears.

 

Swift Compensated Brass Anchor Barometer 5 3/4'' Tall x 1 1/2'' thick Swift, Boston Mass. with English Movement. Need slightly larger brass screws in back as they seem to be stripped.

 

Vintage Globemaster 5" Slide Rule w/ Case No.62200 Pickett B12 Used in good vintage condition, slides smoothly.Includes vintage instructions. Please look closely at the pictures - they are exactly wha

 

Vintage Microlux Microscope & Dovetailed Wood Storage Box & KK Tachibana Micro-Data Cards. Made in Japan. Lenses 5x 10x 15x Very good condition, as shown. Any questions, please ask. Thank you

 

Sun Hemmi bamboo slide rule No. 64 System Rietz, complete with cardboard box, see pictures. ((Règle á calculer, Rechenschieber, règle á calcul, slide rule, rekenliniaal) Questions will be answered

 

Genuine, period. Good condition. Weight numbered 10 missing. Hydrometer and weights numbered 7030 - hydrometer also P51. Boxwood slide rule stiff. Hinges and catches secure. Base lifted in one corner

 

Click on Image to Enlarge DescriptionYou are bidding on a REAL Human Articulated Skull Cranium for Medical /Dental Study w Crainum Latches and Case PaymentPayment is expected within 3 days (72 hours)

 

Up for Auction is a vintage Picket 330A Ruler. The item is unused and in the original packaging. It includes a leather case. Posted with eBay Mobile

 

Vintage Brass SALEM Ships Wheel Compensated Barometer, Working, 2 small dents, 4 1/2" diameter and 6 1/2" outer wheel diameter,  weight 1 pound 8 ounces, see 7 pictures. Click on the picture to enlar