Here is an extremely rare Human Eye Transporter (us patent 2880856) from 1957. Its original use was for quickly transporting human eyes to hospitals for transplants. Its a great gift for optometrists,

 

YOU ARE BIDDING TO BUY AN OLD PAIR OF BINOCULARS IN A CASE (VERY SHABBY).BINOCULARS HAVE THIS WRITTEN ON,"THE AUTOMATIC SIGHT TEST AND OPTICAL SUPPLY CHANCERY LANE LONDON" WE DO COMBINE POSTAGE. P&

 

LUFFT ABBEON HYGROMETER BRASS TEMPERATURE INDICATOR Model HTAB169B Abbeon, CA. Inc 123 Gray Avenue Santa Barara, Calif. 93101 Made in West Germany Relative humidity usable in temperatures up to 230* B

 

Rare Antique Yellow Tinted Glass Horn Cased Folding Lens Loupe Click the photographs to enlarge. Colours may differ due to any flash used. I combine lots so please wait for my invoice BEFORE you pay.

 

THIS IS AN 11" SLIDE RULE FROM KEUFFEL & ESSER CO.

 

 

This is a fantastic piece and apparently quite rare as well. It was most likely a giveaway advertising piece from the service garage in Schuylkill, PA identified in the photos. It is made of brass and

 

The title page reads in part : "A System of Geometry & Trigonometry together with a Treatise on Surveying; Teaching Various Ways of Taking the Survey of a Field; Also to Protract the Same & Fi

 

Up for auction is an anatomical heart model. This if your basic heart model showing the front, back and cross-section to show the insides. In my opinion it is in excellent condition, stored in a box a

 

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.