electron Tube Data sheets
	National Electronics documents

(up)date	item	size
2024-06-01	Industrial Tubes, 101 pages.	61,839,052 bytes
2024-06-01	Industrial Tubes, 46 pages.	19,467,334 bytes
2024-06-01	Interchangeability List for Industrial Tubes, 5 pages.	1,973,317 bytes
2024-06-01	Mixed stuff (also some readout tubes (nixies)), 18 pages.	6,702,228 bytes
2024-06-01	SCR's, 24 pages.	9,980,266 bytes