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

 

Up for sale is a 100% authentic MSA mining cap. This is a fiberglass low vein cap. The hat is in overall good condition. It has a crack on one side that's easily fixable. Hat could be worn again under

 

PLEASE SCROLL DOWN TO VIEW MULTIPLE PHOTOS AS THEY ARE CONSIDERED PART OF THE DESCRIPTION. STRANGE LOOKING PAIR OF BINOCULARS MADE LIKE EYE GLASSES WITH EAR PIECE TO FIT OVER EARS. MARKED ESCHENBACH T

 

Plastic slide rule concrete calculator from The Brewer Co. Cincinnati, Ohio. Shows normal wear, but all printing on both sides is very legible. It is 7" long. An interesting advertising or contractor-

 

Fully extended 22", close focus about 12'. Extendable sunshade, retractible eyepiece cover. Weighs about 17 oz with case, case alone about 6 oz. Nice backpack piece if one is inclined. Field of view n

 

Ullman vintage patented dental mirror tool--Brooklyn, NY. This piece is in good condition; may need to be shined up by the buyer if desired. Ullman C-Master A2.

 

This is for 6 Boxes (300 pens) of these beautiful neon pens! Free Shipping in the US only!

 

First, thank you for looking at my auction. I love old stuff! In my collecting, and acquiring I come across many items that I sell, and many people email me asking where I got it from. All sales are a

 

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....

 

VINTAGE MSA MINE SAFETY APPLIANCE SKULLGARD BROWN HARDHAT # A1. Hard hat is in good solid condition. There are no breaks, cracks or distortions. The rear area of the head band is slightly out of shape