Doug DeHaven
Just in to the collection is a 1829 Henry Troemner solution scale Model 80-B Almost 200 years...
Collection
Found this recently on a bike ride in the woods, any idea what it may be? It...
Worlds first magic marker, predates the sharpie! This marker was designed by Sidney Rosenthal, more on that...
What a cool device, I explain more in detail in the video how something like this works,...
Been trying to find one of these cheap for some time, was able to hunt this one...
Picked this up for the lab, was a fun restoration. After a clean and blasting, it looks...
What an amazingly useful tool! Got a chance to clean them up and do a quick polish,...
I picked up this complete 1930’s full mechanical calculator, with power drive. Sadly even with many years...
Recent restoration of a 100+ year old tool. The compound lever was cutting edge tech for ‘cutting...
These are the gauges pulled from my 51 project. Cleaned them up and now have them as...
