Last Of The First - NIMO Tube Prototypes!
19:04
Amazing 19th Century Tech - The Galvanometer
35:39
NIMO Tube Shootout! + X-Rays??
17:19
RARE Old Hunting Knife Restoration. Folding Knife with Very Large Blade
0:22
Does the Gretsch 5420TG-59 have a pinned bridge?
14:34
First But Lost To History - The E1T Cathode Ray Counting Tube!!
23:36
Still Amazing! 1950's Teleregister Numerical Displays
21:36
Nyet!!! Monster Soviet Vacuum Florescent Display Tubes!!
22:43