This is a vintage slide rule with advertising on it. This treasure is approximately 5 3/4 inches long and 1 1/4 inches wide. On the back of this slide rule is:Bendix-WestinghouseAUTOMOTIVE AIR BRAKE C

 

Vintage piece of survey equipment. This piece will come in it's original box. The box has a leather strap but the strap is broken. The transit seems to be made of metal and brass. It looks like it has

 

Classic L.N. Fowler Phrenology head. This is the large version, measuring 12" high and 5.5" wide. Great decor piece to put on your bookshelf.

 

KL-1 Circular Slide Rule description This CIRCULAR SLIDE RULE (model KL-1) is 50 millimeters in diameter (approximately 2"). It is intended for performance of trigonometric and mathematical operations

 

Please read carefully the following report. The figures are an integral part of this description. Offered for auction is an antique (mid 19th century) very nice small brass pocket single microscope wi

 

Original Keuffel & Esser Planimeter in original box. Germany. Posted with eBay Mobile

 

Up for Auction is a Lot of 2 Vintage Collectible Slide Rules. Both have Leather Cases. Rule #1 - Dietzgen Multiphase Style M Cat No. 1738 Made in Germany Excellent Condition Rule #2 - Keuffel & Es

 

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

 

Sweet and simple. You are bidding on a Vintage Druco Oral Thermometer that was acquired at an Estate Auction. This item is sold as is, and unsure if the item still works or not. I didn't feel the need

 

Found this one in a box lot at an estate sale and figured someone out there in Ebayland could use or collect this one. It is a vintage Kuker-Ranken Inc. [ from Seattle Washington ] surveyor's hand hel