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.

 

Antique Lietz pocket survey scope with original case, good working condition, it has a crack in the front lens as seen in the photo, but does not interfere with function, thanks for viewing....

 

Here we have a really nice Vintage Skull Guard Miners Helmet. This one was used mere in and around the coal mines in Pennsylvania. Winning bidder pays $7.00 S & H. Good Luck

 

-+ Dated October 28, 1898 out of Little Clear Creek Mining District in Alaska. It measures approx 6-1/4" x 8". Creasing and folds. Writing is in excellent condition. I put a "-?-" where I couldn't mak

 

This is a great medical item for your collection! This Welch Allyn Otoscope is in working condition and uses 2 "D" batteries (included). The top of the cylinder turns to adjust the intensity of the li

 

EARLY VINTAGE FIELD SURGEONS AMPUTATION SAW BY "GARLICK" SHEFFIELD. THE ARROW ON THE BACK WOULD MEAN IT WOULD HAVE PROBABLY BEEN MADE & USED AS A MILITARY FIELD INSTRUMENT ? MEASURING 12"3/3 LONG

 

Vintage Sears Drafting Set,Made in W. Germany for SearsIn Beautiful Wooden ChestModel Number: 608.5123Tools are marked “Sears W. Germany”Plush lined wooden chest measures:6.75” x 12.25” x 1"Co

 

Hi,I have this Post Versalog Drafting slide rule with leather case does have some scrapes on case and inside tongue has been blacked out besides that in vg condition and rule is in vg condition I dont

 

Here I am offering for sale this Vintage very rare B A R Ph Control Calculator No 1 as used in the making of jams and preserves. This all brass calculator has two rotating discs fitted on a further br

 

Up for sale is this vintage Kaleidoscope with Box. * Made in Japan * Theme: Flowers with Birds * Measures: 9-1/2" long / 2-1/4" diameter * Excellent condition with no dents or breaks and works perfect