| - What To Build, Alden Mfg |
| - 2.5-555M_Regen-Superregen - Radio World (1936) |
| - Amplifier Builders Guide - H Gernsback (1947) |
| - Application Guide for RCA Receiving Tubes |
| - ARRL Radio Amateurs Handbook (1936) |
| - ARRL Radio Amateurs Handbook (1941) |
| - ATT Principles of Electricity for Telegraph and Telephone (1953) |
| - Audels Radiomans Guide (1945) |
| - Beam Power Tubes - O. Schade (1938) |
| - chicago 100W Audio amp (1955) |
| - Chicago Radio Catalog and Ham-Book 1929-1930 |
| - Coyne Electrical and Radio Troubleshooting Manual (1946) |
| - Diode Considerations - RCA (1947) |
| - Dynamical Analogies in Electronics - H. Olson (1943) |
| - Electron Tube Circuits - S Seely (1950) |
| - Electronic Amplifier Circuits - R. Lee (1955) |
| - Electronic Transformers and Circuits - R. Lee (1955) |
| - Essentials of Electron Tubes and Circuits - J. Hoag (1942) |
| - Flea Power Transmitter |
| - GE Electron Tubes essential characteristics |
| - GE Glowlamp manual (1965) |
| - Getter Materials For vacuum Tubes (1950) |
| - Getting the Most Out of Vacuum Tubes - R. Tomer (1960) |
| - grid_control_rect_circuits |
| - Hammarlund SP-400-X Owners Manual |
| - Hammarlund SP-600J-JX Manual (1952) |
| - High Fidelity Circuit Design - Crowhurst and Cooper (1956) |
| - Kenyon Engineering News Vol 1-1 (1936) |
| - Kenyon Engineering News Vol 1-2(1936) |
| - Kenyon Transmitter Circuits & Transformers (1937) |
| - L.L. Cooke Radio and Electrical Correspondence Course 1924 |
| - Magnetic Recording - Wire and Tape - M.L. Quartermaine (1952) |
| - Meissner How To Build Manual (1952) |
| - Mullard Valves and Electron Tubes (Australian) |
| - Oscillator, Type 33 Tube (1937) |
| - Philips 1943 GVDR Vacuum Tubes text (DUTCH) |
| - Principles Of Electron Tubes - H. Reich (1941) |
| - Radio Broadcasts Knock Out Receivers - (1924) |
| - Radio Engineering Principles - H. Lauer and H. Brown (2nd ed., 1928) |
| - Radio Experimenters Guide, Newark Sunday Call (1923) |
| - Radio Handbook - 15th ed - W. Orr 1959) |
| - Radio Handbook (1940) |
| - Radio receivers (AF Manual 100-5) (1958) |
| - Radiola Super-Heterodyne Owners manual (1925) |
| - Radiotron Designers Handbook (3rd ed 1941) |
| - Raytheon 1938 Handbook of Amateur Tube Uses |
| - Raytheon Tube Characteristics |
| - RCA ACT-40 Transmitter (1936) |
| - RCA Electron Tube Design (1962) |
| - RCA thyratron guide |
| - RCA transmitting tube guide |
| - RCA TT3 Transmitting Tube Guide |
| - RCA Vacuum Tube Design (1940) |
| - Reference Data for Radio Engineers (federal telegraph ) (1946) |
| - RF Amp For Regen Receiver |
| - Silver Marshall, How to Build the 635 Short Wave Set |
| - Sturley 1943 Radio Reciever Design Part 1 |
| - Sturley 1943 Radio Reciever Design Part 2 |
| - Sylvania Radio tubes (1951) |
| - The Cathode-ray Tube at Work - J. Rider (1943) |
| - Theory And Application of Electron Tubes - H. Reich (1944) |
| - Theory of Thermionic Vacuum Tubes E. Chaffee (1933) |
| - TM11-866 BC-779, BC-794, BC-1004 Hammarlund Super-Pro (1948) |
| - TM 11-662 Basic Theory and Applications of Electron Tubes (1952) |
| - Treatise on Radio Testing- J. Rider (1929) |
| - Vacuum Tube Heaters (1961) |
| - Western Electric tube data |