For sale is a vintage Pickett Slide Rule that measures just over 12" long, along with it's original Picket labeled leather case. Aluminum slide rule in great condition. Model N-500-ES.

 

Vintage R.H. Burton Optical Trial Lens Kit with Trial Frame in dove tailed wood box including 2 keys. Measures 21.5" x 13.75" x 2.5". Trial frame is marked R&B Japan. The box has a plate on the fr

 

1000 ml Vintage Glass IV bottle. Measures 9" tall. Has original lid and wire hanger. No chips or cracks. Some wear due to vintage age.

 

FREE Shipping in USA . Bidding early helps prevent someone from beating you out of what you wanted. Up for sale 1 Wood Explosives Box Hercules 500 Electric Blasting Caps Coal Mining Pa dovetail or fin

 

One of a small collection of Barometers for sale. I do combine postage. A Large Unmounted Vintage Barometer by Shortland Brothers Made in England. Approx Size - 135mm diam. Fitting size - 80mm diam. E

 

i000000 Vintage SUPERB Rare Electrum & Steel Pocket Dividers Drawing Instrument '55' Click Images to Enlarge You are bidding on a superb example of a rare pair of Small Pocket Electrum and Steel D

 

Here is a lot of Mathematical devices, Calculators, a Faber Castell Slide Rule Made in germany and a Casio Electronic Calculator For Parts Only. The Slide RUle Is Functioning!

 

JOY mining sticker - getting hard to find!Shipping - 0.90c within Australia, $3.00 to United States

 

Here are 45 boxes with 12 Speedball Pen Nibs in each box...never used. I've been advised they're from the 1950's and they are made by Hunt Pen Co. They are Triple Reservoir and of multiple tip sizes f

 

GOATFREAK64 Store VINTAGE FREDERICK POST ENGINEERS SLIDE RULE 1447 P HEMMI W/ CASE 3 THIS IS A VERY NICE VINTAGE FREDERICK POST COMPANY ENGINEERS SLIDE RULE. MARKED NO 1447 P, FREDERICK POST COMPANY C