http://www.tubebooks.org/technical_books_online.htm
'I've found that most of the technical books published before about 1964 never
had their copyrights renewed, so now are in the public domain. So I am
endeavoring to digitize and post some selected books relating to the "vacuum
tube age" of electronics here.'
Via Esther Schindler.
Share and enjoy,
*** Xanni ***
--
mailto:xanni@xanadu.net Andrew Pam
http://xanadu.com.au/ Chief Scientist, Xanadu
https://glasswings.com.au/ Partner, Glass Wings
https://sericyb.com.au/ Manager, Serious Cybernetics