Hardly used Pickett N4-ES all metal slide rule, with original box, certificate, leather case with strap and a 93 page instruction book. This is the Vector Hyperbolix dual base log log slide rule, with

 

Gold Magic battery powered spiral wheel. Built in charger. Battery has less than 3 hrs on it. Works fine. The funky little pin that holds the plastic face plate on (piece with Gold Magic on it) is loo

 

Admiral Robert Fitzroy was Captain of the HMS Beagle, the very same ship that ferried Charles Darwin around the Galapagos in the 1830′s. While Darwin contemplated the origin of the species, Admiral

 

You are bidding on an ANEMOMETER manufactured by Davis - Biram This is an interesting 1930's instrument in it's original leather case. The anemometer on offer is a device for measuring wind velocity a

 

FREE SHIPPING!! The Kit Includes: 2 - 10" Green Gold Pan - The GREEN color contrasts the BLACK sand and the GOLD in your pan. 2 - Suction Tweezers - Suck up the fine gold and move it to your storage v

 

Complete set of Doric Drafting Tools Model 9406. Very good condition, includes extra points and some lead.

 

rowingboat2012 Store STUNNING ANTIQUE VICTORIAN COW BONE RULER W H HARLING LONDON

 

bebeantiques Store VINTAGE ST. REGIS HOT WATER BOTTLE SYRINGE IN BOX 1960S SUN MARK

 

Up for bidding is this antique hanging barometer made in Germany. It appears to have a maple base and is in good condition. The shape is a bit unusual in that it's an octagon and not round or a ships

 

up for auction is: A Graybar General Catalog No. 105 published in 1958. This Graybar catalog covers "Everything Electrical". This book is clean - no writing detected - one stray pen mark on first page