These records are organized chronologically. Many are standard publications written by E.H. Armstrong, some are annotated. There are drafts with annotations which are typically addresses or speeches. Also included are newspaper articles, statements and testimony.
Box 20 Folder 1
Notorized Feedback Circuit Diagram--Photostat, 1913 January
Box 20 Folder 2
Electrical World Diagram of Operating Features of the Audion,, 1914 December 12
Box 20 Folder 3
Diagram of Reactance Tube, 1915
Box 20 Folder 4
The Audion as a Detector Amplifier, 1915 (German), 1915
Box 20 Folder 5
"Some Recent Developments In the Audion Receiver,", 1915 March 3
Box 20 Folder 6
"Study of Heterodyne Amplification By the Electron Relay," Typed Publication with Corrections, [1916]
Box 20 Folder 7
"A Study of Heterodyne Amplification By the Electron Relay,", 1916 October
Box 20 Folder 8
"Operating Features of the Audion,", 1917 August 17
Box 20 Folder 9
"A New System of Short Wave Amplification, 1921
Box 20 Folder 10
"The Super-Heterodyne: Its Origin, Development, and Some Recent Improvements,", 1921 February
Box 20 Folder 11
"Some Recent Developments of Regenerative Circuits,", 1922 June
Box 20 Folder 12
"Method of Reducing the Effect of Atmospheric Disturbances,", 1927 August 27
Box 20 Folder 13
New York Herald Tribune--"Major Armstrong Gives Views on Audion History,", 1930 December 21
Box 20 Folder 14
New York Times--"Tube That Gave Radio A Magic Touch,", 1931 February 8
Box 20 Folder 15
Disclosure of Television System, 1933 May 8
Box 20 Folder 16
Westhampton Beach Log, 1934 June 9
Box 20 Folder 17
Dutch Patent Application, 1934-1935
Box 20 Folder 18
Predication Made Before Radio Club of America, 1935-1936
Box 20 Folder 19
New York Times Prediction,"
, 1936 January 5
Box 20 Folder 20
"A Method of Reducing Disturbances In Radio Signaling By a System of Frequency Modulation"--Annotated,, 1936 May
Box 20 Folder 21
Federal Communications Commission (FCC)--Testimony Before the, Docket No. 3929 1936 June 17, 3929, 1936 June 17
Box 20 Folder 22
Improved System For Reinforcing Signal with Respect to Ignition Noise--Diagram,, 1937
Box 20 Folder 23
New York Times Armstrong's Challenge Regarding Orin E. Dunlap's Article on W2XMN,, 1939 January 1
Box 20 Folder 24
FCC, Testimony Before, Docket No. 5805--Includes Excerpts, 1940 April 22
Box 20 Folder 25
Radio Today "Major Armstrong Clears Up Point in FM-Tele Issue," Letter to the Editor,, 1940 May
Box 20 Folder 26
Electrical Engineering "Evolution of Frequency Modulation"--Inscribed,, 1940 December
Box 20 Folder 27
"Frequency Modulation and Its Future Uses,", 1941
Box 20 Folder 28
Advertisement--"An Important Message to the Radio Trade Regarding FM Receivers,", 1941
Box 20 Folder 29
Offer to the War Department of Free Use of FM Patents--Clippings and Answers From Secretary's of War and Navy,, 1941
Box 20 Folder 30
Annals of the American Academy of Political and Social Science "Frequency Modulation and Its Future Uses," 1941 January
Box 20 Folder 31
"The New Radio Freedom"--Paper Read at the Franklin Institute on Receipt of Medal,, 1941 May 21
Box 20 Folder 32
"Vagaries and Elusiveness of Invention"--Edison Medal Acceptance Speech,, 1943 January 27
Box 20 Folder 33
Broadcasting "Like Story of the Superheterodyne, A Set for Every Purse,", 1943 April 26
Box 20 Folder 34
Scientific Monthly "Nikola Tesla,", 1943 April
Box 20 Folder 35
FM Broadcasters, Inc--Address to the Fifth Annual Meeting at the Commodore Hotel,, 1944 January 26
Box 20 Folder 36
The Senate Interstate Commerce Committee, Testimony Before--"The History of Frequency Modulation"--As Printed in FM Radio-Electronics Engineering 1944 March
Box 20 Folder 37
American Newspaper Publishers Association--"The Story of FM Broadcasting,", 1944 April 27
Box 20 Folder 38
FM and Television "The Original Disclosure of FM, Part 1,", 1944 June
Box 20 Folder 39
Annual Meetings of the American Society of Mechanical Engineers, Address Before the--"Ingenuity,", 1944 July
Box 20 Folder 40
FM Radio "Electronics Mathematical Theory vs. Physical Concept,", 1944 August
Box 20 Folder 41
FM and Television "High Points of FM History,", 1944 August
Box 20 Folder 42
National Association of Broadcasters, Executive War Conference, Address to--"The Postwar Future of Broadcasting,", 1944 August 31
Box 20 Folder 43
Memorandum Written "In Response to the Commission Request for Added Details and Reasonsfor My Protest of the Commission's Action..."--In Regards to Frequency Shifts--Typed Paper Regarding Ancient Propagation Discoveries--Typed Speech Prepared for IRE To Return Medal of Honor, With Corrections, 1945, undated, 1945, undated
Box 20 Folder 44
FCC Briefs--Docket No. 6651 1945 February 21, April 18, 25, 6651, 1945 February
Box 20 Folder 45
New York Herald Tribune "Major Armstrong's Proposal" Regarding FM Inventor Offers Profits To End Dispute,", 1945 March
Box 20 Folder 46
FCC, Testimony Before the--Docket No. 6768 1945 August 1, 6768, 1945 August 1
Box 20 Folder 47
Broadcasting "Armstrong Attacks FCC Data on FM,", 1945 November 19
Box 20 Folder 48
New York Times "FM Still Open To Study," Response to Jack Gould's "FM Growing Pains,", 1945 November 23
Box 20 Folder 49
Coverage and Correspondence Regarding FM Briefs to FCC, 1946-1948
Box 20 Folder 50
FCC, Testimony Before the--Docket 6651 1954 January 18, 6651, 1954 January 18
Box 20 Folder 51
Army Life "Inventor Lauds Army Training,", 1946 February
Box 20 Folder 52
Heinl News Service--"Major Armstrong Takes Exception to Mr. Jett's FM Statement,", 1946 February 6
Box 20 Folder 53
Radio Manufacturers Association of Canada, Address Before the, At the Chateau Frontenac, Quebec City, PQ,, 1946 May 31
Box 20 Folder 54
New York Times "FM, Production Underway Despite Delays,", 1946 June 19
Box 20 Folder 55
Broadcasting "Armstrong Challenges Shouse on FM,", 1946 July 1
Box 20 Folder 56
Tide "In Support of FM Radio,"--Includes Correspondence,, 1946 September 6
Box 20 Folder 57
Broadcasting "Armstrong Questions Cosgrove's Reason For August Decline in FM Set Output,", 1946 September 28
Box 20 Folder 58
Broadcasting "Armstrong Says Setmakers Behind Broadcasters on FM,", 1946 October 21
Box 20 Folder 59
Printer's Ink "Clarification From Major Armstrong," Regarding "NAB's Sessions Run Gamut of Radio Problems as Trammell Urges Higher,", 1946 November 29
Box 20 Folder 60
FCC--Docket No. 8487--Briefs, Statements and Correspondence, 1947
Box 20 Folder 61
Advertisement--"What's All This Talk About FM?,", 1947 January-February
Box 20 Folder 62
Sub-Committee of the Senate Interstate and Foreign Commerce Committee, Testimony Before--S. 1333 1947 June 25, 1333, 1947 June 25
Box 20 Folder 63
International Communications Conference--Address to in Atlantic City, 1947 August 6
Box 20 Folder 64
NAB Address--"Some Ancient History of the Radio Art," in Atlantic City, 1947 September 17
Box 20 Folder 65
Frequency Modulation Association, Radio Address to, in Chicago, Illinois,, 1947 October 15
Box 20 Folder 66
Laval University Speech--Includes Original Notes, 1948
Box 20 Folder 67
RCA's Attempt to Hamper FM Development--Testimony Regarding, 1948 May 1
Box 20 Folder 68
"Radio Broadcasting-1922-Looking Backward"--Published in Radio Craft 1948 June
Box 20 Folder 69
Articles Regarding Controversy With Jolliffe on Discovery of Long Distance, Short Wave Propagation FM and Telephone,, 1948 July-September
Box 20 Folder 70
Electronics Magazine Remarks on Jim Day's "Serrasoid FM Modulator,", 1948 August 11
Box 20 Folder 71
"A Study of the Operating Characteristics of the Radio Detector and Its Place In Radio History"--Paper Read Before the Radio Club of America, Inc.--Includes Correspondence,, 1948 November 19
Box 20 Folder 72
Statement to Infringers of FM Patents, 1948 December 15
Box 20 Folder 73
Sponsor Magazine FM Discussion, 1949 June 20
Box 20 Folder 74
"FM Broadcasting: Past, Present and Future"--Paid Statement in the Radio and Televison Retailing 1949 August
Box 20 Folder 75
Broadcasting "Questions FM to Cuba,", 1949 November
Box 20 Folder 76
FCC--Docket No. 9501--Memoranda For Amendment of Section 3.261 Governing Hours of Operation of FM Broadcast Stations,, 1949 December
Box 20 Folder 77
New York Times "Radio's Wave Band,", 1950 March 18
Box 20 Folder 78
Advertisement--"The Position of FM-1950," Radio and Television Retailing 1950 July
Box 20 Folder 79
Radio Daily "Claims FM First,", 1950 September 14
Box 20 Folder 80
Electronics Magazine "Backtalk,", 1950 October
Box 20 Folder 81
Proceedings of the Radio Club of America "The Short Story of the First Trans-Atlantic Short Wave Message,", 1950 October
Box 20 Folder 82-83
Marconi Review "Wrong Roads and Missed Chances-Some Ancient Radio History"--Address for Receipt of the Washington Award,, 1951 March, (2 Folders)
Box 20 Folder 84
New York Herald Tribune Radio Coverage of the United Nations, 1951 March 7, 24, 1951 March, (2 Folders)
Box 20 Folder 85
New York Times "Diplomacy on TV"--Includes Correspondence,, 1951 August 30
Box 20 Folder 86
US Naval Institute Proceedings "Wireless in Warfare"--Includes Correspondence,, 1952 January
Box 20 Folder 87
Letter to the New York Times Hearing in the Journal of the Patent Office Society Regarding Defining Inventions, 1953
Box 20 Folder 88
Columbia Alumni News "Just A Few Tons of Ice...,", 1953 March
Box 20 Folder 89-90
Subcommittee of House Judiciary Committee, Testimony Before--H.R. 3534 1953 June 9-10, 3534, 1953 June 9-10, (2 Folders)
Box 20 Folder 91
Speech--"The Spirit of Discovery"--An Appreciation of the Work of Marconi, AIEE Convention--Includes Correspondence and Photographs,, 1953 June 15
Box 20 Folder 92
New York Times "Defining Inventions"--Includes Correspondence,, 1953 August 30
Box 20 Folder 93
News Release on System of Multiplex Transmission, 1953 March 17
Box 20 Folder 94
"Some Recent Developments in the Multiplexed Transmission of Frequency Modulated Broadcast Signals"--With John H. Bose,, 1953
Box 20 Folder 95
Discussion of Allen Paper, undated
Box 20 Folder 96
Draft Material for FM Paper With Handwritten Notes, Drawings and Diagrams--Includes Notes on Mentor Michael I. Pupin,, undated