Inside a Liquid Oxygen tank Collection Projects Tools Inside a Liquid Oxygen tank Doug DeHaven February 9, 2021 Picked up a few Liquid oxygen tanks for lab projects.Read More
WHEATSTONE BRIDGE Collection Tools WHEATSTONE BRIDGE Doug DeHaven December 19, 2020 LEEDS & NORTHRUP WHEATSTONE BRIDGERead More
ANTIQUE EIFEL GEAR PLIERENCH Collection Tools ANTIQUE EIFEL GEAR PLIERENCH Doug DeHaven December 4, 2020 Take the best of a crescent wrench and plyers and combine them, you get a set of...Read More
Doug DeHaven 
