| (up)date
     | item
     | size
   | 
    | 2007-09-07
     | STC 1947 manual, complete.  ☆John Atwood☆ ☆David Porter☆
     | 7,438,028 bytes
   | 
    | 2009-04-03
     | Microwave Tubes.
     | 23,781,614 bytes
   | 
    | 2017-09-16
     | Components Handbook Volume 1. Hermetic Seals, Infra-Red Filters, Lamps, Thermal Delay Switches, Vacuum Gauges.
     | 44,339,535 bytes
   | 
    | 2017-09-16
     | Components Handbook Volume 2B. Tetrodes, Pentodses, Special Quality Valves.
     | 61,840,403 bytes
   | 
    | 2017-09-16
     | Components Handbook Volume 3. Micro Wave Devices.
     | 90,917,397 bytes
   | 
    | 2017-09-16
     | Components Handbook Volume 4. Capacitors.
     | 61,300,423 bytes
   | 
    | 2019-01-18
     | STC Components - Microwave Tubes - Summary Data. 1984.
     | 7,376,396 bytes
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