VINTAGE 1940's TRIANGULATOR SLIDE RULE MAKES TRIGONOMETRY EASY POCKET SIZE Click image to enlarge Description 9/17    A terrific collectible - A 1940s 'TRIANGULATOR' SLIDE RULE!  'MAKES TRIGONOMET

 

 

Beautiful 1959 Pickett slide rule with leather case. It is in mint condition with only slight wear on the case. Please let me know if you have questions. Thanks for looking! Posted with eBay Mobile

 

2 PARTIAL SPOOLS MINING WIRE. COPPER AND CLOTH. SPOOLS ARE ABOUT 3 1/2" LONG AND 2 1/2" DIAMETER. UNKNOWN MAKER.

 

Auction is for: One Colbalt Blue Glass Eyecup; 1.5 inches tall. Rim is 2 inches wide. On bottom of eyecup it says, Optrex Safe Guards Sight. See Pictures. It is a very interesting eyecup. MINT CONDITI

 

Quick Change Precision Aluminum Pantograph Model 1290 ~ made with nice heavy beams and quality For enlarging, reducing, or reproducing. in its original box with instruction sheet. I do not know how to

 

VERY PRETTY VINTAGE WOMAN'S GLASSES MADE BY AMERICAN OPTICAL. The glasses are a combination of gold-tone metal and brown plastic. Lenses are bifocals. The frame is in excellent condition except that 3

 

THIS CARBIDE LAMP COMES WITH THE RUBBER BUMPER GRIP.THE FLINT STILL THROWS SPARKS IN THE SMALL 2 1/2 INCH REFLECTOR.THERE ARE A COUPLE OF DENTS IN THE BOTTOM PIECE ABOVE THE RUBBER BUMPER AND THE REST

 

K&E Slide Rule 4081 leather holder and booklet. In good condition. See all pics and ask questions before bidding if you are unsure of something. AS IS no returns. NY residents must pay 8% sales ta

 

RULE IS IN VERY GOOD CONDITION. BOX SLIGHTLY WORN AS SHOWN.