This is a Picket slide rule from the Cleveland Institute of Electronics and the patent date goes back to 1964. The slide rule is a plastic I think with metal on all the edges including the center slid

 

THIS AUCTION IS FOR ORIGINAL WECHSLER INTELLIGENCE SCALE FOR CHILDREN III. WISC--III TEST KIT. +.YOU WILL WIN ONE WISC-III MANUAL+ 6 WISC-III PUZZLES(5+SAMPLE APPLE). COMPLETE PICTURE ARRANGEMENT CARD

 

Up for Auction: Vintage Style Pearl-White and Gold Centura Opera Glasses 3X (J-E56 and J-B19). This item has been used but remains in great condition with no broken parts or cracks. The brand is fairl

 

Sans & StreiffeThis auction is for a Sans & Streiffe No. 310 Bamboo Slide Rule w/Case, Box, and ManualIt is in excellent gently used condition. The manual cover is torn and box has wear.No.310

 

Your browser does not support JavaScript. To view this page, enable JavaScript if it is disabled or upgrade your browser. Click Here. Double your traffic. Get Vendio Gallery - Now FREE! OLD MINING MIN

 

Up for auction is aVintage Bausch & Lomb Soft-Lite Lense Silver Anniversary Card / Glasses Holderlight scratches and pitting (2 7/8" tall x 2 1/4 wide x 1 1/4" base 2 3/4" x 1 3/4") Over the next

 

THIS IS A PAIR OF (MINT CONDITION) IN THEIR ORIGINAL SNAP CASE (AMERICAN OPTICAL) SURE GUARD (CLIP ONS) WITH A SPLIT COLOR COBALT TO CLEAR LENS. THESE STILL RETAINS THEIR ORIGINAL TAG. THE TOP SPRING

 

VINTAGE SLIDE RULE , THE ROOS COMPANY NO. SR-109

 

weebothy2 Store Antique Medical Syringe in Fitted Case, circa 1856 - 57

 

ANTIQUE MICROSCOPE SLIDE. A.C.COLE. HUMAN LUNG. INJECTED. SEE IMAGES FOR CONDITION. SPECIMEN EXCELLENT. SMALL CHIP TO BOTTOM OF SLIDE I AM LISTING MORE ANTIQUE MICROSCOPE SLIDES OF VARYING SUBJECT MAT