Microscope Carl Zeiss Jena, condition - like new, never used. Only one objective.

 

Estate find. Appears to work properly. Well made. Very sturdy. Solid wood. Looks like brass back and legs. Made for local company advertising. Name of company and telephone number written on face. Cop

 

Classic Keuffel & Esser Log Duplex DeciTrig slide rule. The latest patent dates from 1940, and Mr. Lundin was already a graduate student in Chicago by 1950, so the timeline for dating this is pret

 

LUFKIN 100 LINK STEEL SURVEYING TAPE WITH PINS. Marked THE LUFKIN RULE CO., SAGINAW, MICH., MADE IN U.S.A. As near as I can tell this tape is in good working order. Wood handle has most of the origina

 

CURTA MECHANICAL CALCULATOR HANDBOOK IN GREAT USED CONDITION AN AID TO EVERY DAY FIGURING PROBLEMS, TABLES, FORMULAS, AND ARITHMETICAL RULES. THIS BOOK IS 64 PAGES OF INFO THAT WILL TEACH YOU EVERYTHI

 

BAUSCH & LOMB BRASS STEREO WIDE FIELD MICROSCOPE ROTATABLE LENS 10X 15X EYEPIECES ***NO RESERVE*** THIS IS A VERY NICE BRASS MICROSCOPE MADE BY BAUSCH & LOMB, U.S.A. CIRCA 1980 ACCORDING TO TH

 

Normal 0 false false false EN-US X-NONE X-NONE Vemco Detailer Drafting Machine - 18" (for 28” x 40” board) HORIZONTAL AND VERTICAL TRACK • Finished with gray vinyl laminate permanently bonded to

 

I have owned this pocket transit for several years and only used a couple of times. Very good condition - no scratches or scuffs. Brunton Specifications as follows: Includes Leather Transit Case Singl

 

Size is 29"x35" with the wooden dowels adding a few inches to top and bottom. Paper on linen backed scientific chart. Made by Hagemann Company; Drosophila sex-linked II (criss-cross). There are 2 smal

 

I am offering a picket trigonometry slide rule and case in excellent condition. Good luck and happy bidding. Posted with eBay Mobile