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(up)date title size
2001-07-22 French Sylvania Receiving Tube Manual 1944. Thanks to Thierry Magis. 15,378,133 bytes (fr)
2003-04-01 Spiral accelerator tubes 5BGP 5BHP. Thanks to Stéphane Maréchal. 429,427 bytes
2003-04-01 Industrial tubes1958 - Power, transmitting and special types. Thanks to Stéphane Maréchal. 2,941,010 bytes
2003-04-01 Characteristics of Sylvania receiving tubes 1964. Thanks to Stéphane Maréchal. 11,285,124 bytes
2003-04-01 Characteristics of Sylvania receiving tubes 1958. Thanks to Stéphane Maréchal. 5,319,424 bytes
2004-10-16 Manuel Technique Tubes Radio Sylvania 1952. Thanks to Stéphane Maréchal. 15,688,942 bytes (fr)
2005-07-06 Characteristics of Sylvania Receiving Tubes date? 17,904,278 bytes
2005-10-19 Characteristics of Sylvania Transmitting Tubes 1954. Thanks to Tom Bavis. 2,780,271 bytes
2006-01-06 Sylvania Subminiature Strap Frame Grid Tubes. Thanks to Bernard Parent. 7,418,839 bytes
2006-02-12 Guided Missile Tubes (6788 & 6943-6948). Thanks to Bernard Parent. 45,703,950 bytes
2006-02-18 Tube Substitution Manual 1953. Thanks to Tom Bavis. 5,939,017 bytes
2006-11-05 Aids To War-Time Servicing 1945. Thanks to Tom Bavis. 3,391,561 bytes
2006-11-05 Radio Tube Characteristics 1945. Thanks to Tom Bavis. 18,496,178 bytes
2006-12-05 Decade Counter Tubes 7155, 6476, 6476A, 6802, 6879, 6909 & 6910. Thanks to Michael Moorrees. 805,723 bytes
2007-09-07 Tube Prices 1939. Thanks to John Atwood. 246,950 bytes
2007-11-01 Manuel Technique Tubes Radio Sylvania 1952. Thanks to Frithjof Sterrenburg. 28,339,646 bytes (fr)
2012-12-18 40 Uses for Germanium Diodes 1952. Thanks to Peter Gerber. 3,647,440 bytes
2013-10-19 Technical Manual 1970. Thanks to Torben Larsen. 31,359,066 bytes
2018-01-28 Electronic Tubes, Volume 3 1965. (large binder with data) 903 pages. 301,236,827 bytes