Vintage K & E Keuffel & Esser Stadia Slide Rule 4161-3 Original Case Mannheim This is a K&E Keuffel & Esser Stadia Slide Rule 4161-3 Original Slide Rule. It has the original case, manu

 

Vintage David White Survey Transit Tripod with Plumb Bob + 1 red & white Marker Pole, and 1 Piece Rule. Tripod measures about 60" top to bottom- (You may also be interested in 1 of my other listin

 

Vintage 1970's Hand Blown Glass Swan Water Barometer measures about ( will add this ) Inches Tallthe water will be drained from this...just wanted you to see it ..... add water and what ever color you

 

Vintage 1959 Pickett Slide Rule Model N1010-ES Trig comes with original leather case Slide rule is in very nice, used condition. The center section slides fine and it was offset in the pictures to sho

 

You are bidding on a VINTAGE Aqua Survey & Instrument Co magnetic locator! This locator measures approx 3 1/2" x 3 1/2" x 2 1/2", and has a patent number of 2775736. Comes with leather carrying ca

 

Brass Van Cort “Companion” Pocket Kaleidoscope Up for auction is a Brass Van Cort “Companion” Pocket Kaleidoscope. In very nice condition, comes with original box. Measures 5 1/8" in length. �

 

 

Up for sale is a Concise Slide Rule Model #28n. It still has the original case and manual. Sold as is.

 

Here you have a RARE LIFELINE GLASS SYRINGE METAL CASE with 10 glass syringes 5 are 2CC, 3 are 5CC and 2 are 10CC. They are in great condition with no chips and they all have the metal tips NO NEEDLES

 

vintage safesport carbide lamp with 4 in reflector, lamp unused condition, used by hikers....woodsmen....campers....cave explores....miners.....out doorsmen. box fair condition has ware, it is bent an