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

 

This is for a Vintage MSA Comfo Cap Low Vein Coal Miner's Tiger Stripe Hard Hat No Liner. In nice condition with normal wear, scratches, dings, one 1-1/2" crack on left side near back of hat on bottom

 

Hi,i have for sale a brass bodied Absolute pressure gauge that is connected in tandem with a mounted and graduated glass tube.I am not 100% sure what this fella does but the gauge reads up to 50 PSI.T

 

Vintage 1950's/60's water bottle accessories, syringe and "Pharmaseal" enema kit, never used, just aged from storage.

 

This is an original Pen-Scope in it's box with instructions. The box is not in great shape and there's a ding on the pen. It is 6" long, .5" wide. Thanks for looking, be sure to check out my other ite

 

Ruler and case are in great shape, please see pictures for best description. If you have any problems or are unhappy after receiving your item, please contact me, I will do my best to make it right. I

 

Up for auction is a lot of used drafting fountain pens and some nibs. I beleive these were used for drafting, some of the nibs look used, some unused. Some of the markings I can see on the nibs are "E

 

TINDOUF Tindouf Found 1997 Chondrite H6 Specimen is a 1.28g slice Tindouf Basic information Name: Tindouf This is an OFFICIAL meteorite name. Abbreviation: There is no official abbreviation for this m

 

ANTIQUE MICROSCOPE SLIDE BY J.TEMPERE. DIATOMACEAE. LONG ISLAND SOUND. U.S.A. No.1. SEE IMAGES FOR CONDITION. EXCELLENT. I ALSO BUY ANTIQUE MICROSCOPE SLIDES. VISIT www.antiquemicroscopeslides.co.uk F

 

Nice Collection of Slide Rules and Architect rule I try my best to describe items as accurately as possible, both verbally & photographically. Hopefully my photo's show all aspects of the subject.