| (up)date
     | title
     | size
   | 
    | 2001-07-22
     | French Sylvania Receiving Tube Manual 1944. ☆Thierry Magis☆
     | 15,378,133 bytes (fr)
   | 
    | 2003-04-01
     | Spiral accelerator tubes 5BGP 5BHP. ☆Stéphane Maréchal☆
     | 429,427 bytes
   | 
    | 2003-04-01
     | Industrial tubes1958 - Power, transmitting and special types. ☆Stéphane Maréchal☆
     | 2,941,010 bytes
   | 
    | 2003-04-01
     | Characteristics of Sylvania receiving tubes 1964. ☆Stéphane Maréchal☆
     | 11,285,124 bytes
   | 
    | 2003-04-01
     | Characteristics of Sylvania receiving tubes 1958. ☆Stéphane Maréchal☆
     | 5,319,424 bytes
   | 
    | 2004-10-16
     | Manuel Technique Tubes Radio Sylvania 1952.  ☆Stéphane Maréchal☆
     | 15,688,942 bytes (fr)
   | 
    | 2025-01-23
     | Characteristics of Sylvania Receiving Tubes, 64 pages.
     | 79,217,138 bytes
   | 
    | 2005-10-19
     | Characteristics of Sylvania Transmitting Tubes 1954. ☆Tom Bavis☆
     | 2,780,271 bytes
   | 
    | 2006-01-06
     | Sylvania Subminiature Strap Frame Grid Tubes. ☆Bernard Parent☆
     | 7,418,839 bytes
   | 
    | 2006-02-12
     | Guided Missile Tubes (6788 & 6943-6948). ☆Bernard Parent☆
     | 45,703,950 bytes
   | 
    | 2006-02-18
     | Tube Substitution Manual 1953. ☆Tom Bavis☆
     | 5,939,017 bytes
   | 
    | 2006-11-05
     | Aids To War-Time Servicing 1945. ☆Tom Bavis☆
     | 3,391,561 bytes
   | 
    | 2025-04-14
     | Radio Tube Characteristics 1945. ☆Tom Bavis☆
     | 15,563,095 bytes
   | 
    | 2006-12-05
     | Decade Counter Tubes 7155, 6476, 6476A, 6802, 6879, 6909 & 6910. ☆Michael Moorrees☆
     | 805,723 bytes
   | 
    | 2007-09-07
     | Tube Prices 1939. ☆John Atwood☆
     | 246,950 bytes
   | 
    | 2007-11-01
     | Manuel Technique Tubes Radio Sylvania 1952.  ☆Frithjof Sterrenburg☆
     | 28,339,646 bytes (fr)
   | 
    | 2012-12-18
     | 40 Uses for Germanium Diodes 1952.  ☆Peter Gerber☆
     | 3,647,440 bytes
   | 
    | 2013-10-19
     | Technical Manual 1970.  ☆Torben Larsen☆
     | 31,359,066 bytes
   | 
    | 2018-01-28
     | Electronic Tubes, Volume 3 1965. (large binder with data) 903 pages.
     | 301,236,827 bytes
   | 
    | 2020-12-06
     | System Designers Handbook of Sylvania Industrial & Military CRT's, 1964, 52 pages.
     | 16,669,395 bytes
   | 
    | 2020-12-06
     | Characteristics of Sylvania Receiving Tubes, 64 pages.
     | 42,563,196 bytes
   | 
    | 2020-12-06
     | Sylvania Counter Tube Handbook, 40 pages.
     | 24,155,115 bytes
   | 
    | 2020-12-06
     | Electron Tube Application Notes, Receiving Valves Only, 1960, 64 pages.
     | 35,769,586 bytes
   | 
    | 2020-12-06
     | SYB4400 Backward-Wave Oscillator, 1962, 2 pages.
     | 1,344,532 bytes
   | 
    | 2020-12-07
     | SYT4396 100W X-band TWT , 1963, 4 pages.
     | 1,359,853 bytes
   | 
    | 2020-12-07
     | Electroluminescent Display Devices,1961 ,12 pages.
     | 7,569,736 bytes
   | 
    | 2020-12-07
     | MD4193A 7006 7692A X-band Tunable Magnetron,1961 ,16 pages.
     | 7,330,237 bytes
   | 
    | 2020-12-07
     | Microwave Device Division,1961 ,36 pages.
     | 29,735,152 bytes
   | 
    | 2020-12-07
     | Microwave Devices,1964 ,56 pages.
     | 27,919,643 bytes
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