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George H. Clark Radioana Collection c. 1880 - 1950

By Robert S. Harding, 1990
Revised by Robert S. Harding, 2001
Archives Center, National Museum of American History, Smithsonian Institution
© 2001 by the Smithsonian Institution. All rights reserved.

LETTERED SERIES DESCRIPTIONS

Go to Numbered Series Descriptions 1-50, 51-100, 101-150, 151-233

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This material (with the exception of Series B & I) was not arranged in Clark's original classification system. There are no Clark classification numbers on these documents.

Series A: THOMAS COKE KNIGHT RCA PHOTOGRAPHS, ca. 1902-1950 (Boxes 405-434)
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Thomas Coke Knight was an independent photographer located at 128 Lexington Avenue, New York City. He was RCA's first photographer. These photographs are arranged by the following subject headings as Subseries: Wireless, Early Radio, Broadcasting, Radiolas (2), Loudspeakers, Radio Components (alphabetical), Marketing Radio, Shore Stations, Research and Manufacturing, Innovations after 1920, Exhibitions, Portraits (2), Miscellaneous and Unidentified, and Diagrams. There are extensive finding aids down to the item level for these photographs. See box and folder list in repository. Series 3, box 6 of the main collection contains Knight's original photographic lists.

Series B: GEORGE H. CLARK COLLECTION OF PHOTOGRAPHS BY CLASS (Boxes 435-448)
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This series consists of photographs removed from the main body of the Clark Radioana Collection by the Division of Electricity, NMAH, for eventual microfilming. They are filed by the "class" or series from which they were removed. They have Clark's Navy filing system number on them. Not all series are represented. See box and folder list in repository.

Series C: CLARK UNORGANIZED AND/OR DUPLICATE PHOTOGRAPHS, ca. 1890s-1950s (Boxes 449-471)
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These photographs consists of unorganized and in many cases, duplicate images, from the above two series. Among some of the photographers and studios represented: Acme Newspictures; Carter-Bailey Photographers; Davis Studios, Bayone; William Houssler, NBC Studio; Hess Photographs; Thomas Coke Knight; Underwood and Underwood; Westinghouse Photographs; and Wide World Photographs. See box list in repository.

Series D: MISCELLANEOUS MATERIALS, 1920s-1960s (Boxes 472-481)
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This series includes articles; booklets; blue prints; correspondence (1929-1949); U.S. Army Signal Corps correspondence (1924-1926);diagrams; illustrations; apparatus instructions; news clippings; notes; obituary notices; pamphlets; patent specifications; photographs; and parts lists concerning various aspects of radio that either has not been placed or doesn't fit in the main body of the collection.

Series E: NEWS CLIPPINGS, 1912-1937 (Boxes 482-492)
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Includes newspaper clippings (1912-1914; 1922-1937) concerning the growth of the radio industry.

Series F: RADIO PUBLICATION, 1903-1957 (Boxes 493-497)
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This series consists of various radio publications between 1903-1957. (See folder list in repository).

Series G: PATENT FILES OF DARBY AND DARBY, ATTORNEYS, ca. 1914-1935 (Boxes 498-500)
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This series consists of patent material and related correspondence concerning various cases that this firm handled. Of particular note are cases involving Lee De Forest and Charles Francis Jenkins. Samuel E. Darby was De Forest's patent attorney, who together with James Dunlop Smith formed the De Forest Radio Telephone Co. (1907). (See folder list in repository).

Series H: BLANK TELEGRAM FORMS FROM MANY COMPANIES AND COUNTRIES THROUGHOUT THE WORLD, n.d. (Boxes 501-502)
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See folder list in repository.

Series I (eye): MISCELLANEOUS SERIES, 1899-1949 (Boxes 503-504)
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This material was classified by Clark as separate "Classes" or series. The archivist has placed all of these small miscellaneous series together both intellectually and physically in this particular series. Each series comprises one folder.
Series #s:

40	FREQUENCY-CONTROL APPARATUS AND SYSTEMS, 1931
42	FREQUENCY DOUBLERS OR MULTIPLIERS, 1930-1936
70	DISTANCE FINDING STATIONS AND EQUIPMENT, 1911-1936
81	VACUUM TUBE TRANSMITTER ASSEMBLY, 1926
84	TRANSMITTER STATIONS OR APPARATUS: TESTS, MEASUREMENTS, EXPERIMENTS, 1899-1931
104	DUPLEX (SIMULTANEOUS) RECEIVING AND SENDING SYSTEMS, 1918-1933
107	SYMBOLIC REPRESENTATION OF RADIO, 1914-1945
110	NOTABLE STATEMENTS REGARDING RADIO, 1908-1934
111	RADIO OVER WIRE LINES (WIRES WIRELESS), 1912-1941
137	HISTORY OF MARINE RADIO OPERATION, 1909-1938
141	MATHEMATICAL TREATMENT OF RADIO PROBLEMS, 1932
149	ACCOUNTING, LIST OF JOB ORDERS, REQUISITIONS, AND CONTRACTS, 1915-1934
153	FILTERS FOR USE WITH RADIO CIRCUITS AND APPARATUS, 19124-1939
156	RADIO RELAY, 1945
159	GEOPHYSICAL PROSPECTING BY RADIO, 1929-1949
164	MODULATION METHODS AND APPARATUS, 1923-1935
165	RADIO VS. CABLE VS. LAND WIRE, 1922-1940
172	DATA AS TO EFFICIENCY OF RADIO OPERATORS, CODE OR RADIO, 1913-1941
178	GENERAL DATA REGARDING SELECTIVITY, 1911-1942
179	GENERAL DATA REGARDING STANDARDIZATION, 1916-1944
184	AUDIO-SIGNAL-INDICATING DEVICE, 1926
185	SPECIAL USES OF OSCILLATION TRANSFORMER, 1903-1936
193	ACCIDENTS OR DEATH CAUSED BY RADIO APPARATUS, LIGHTNING, OR X-RAY, 1924-1946
197	INTER-CITY RADIO, HISTORY OF DOMESTIC (City to City) RADIO COMMUNICATION, 1929-1937
210	HISTORY OF RADIO STOCK SELLING AND MANIPULATION, 1929-1938
211	JENKINS TELEVISION, 1931
215	ACOUSTIC DEVICES, 1905-1940
217	X-RAYS AND MACHINERY, 1908-1940
218	FREQUENCY MODULATION, THEORY AND HISTORY, 1935-1948
220	TRANSMISSION OF POWER BY RADIO METHODS, 1934-1945
228	BROADCASTING BY "ETHERIC FORCE (guided waves), COLLEGE "GAS-PIPE" BROADCASTING, & GUIDED RADIO BROADCASTING IN GENERAL, 1922-1946
241	ELECTRON MICROSCOPE; ELECTRON TELESCOPE; LIGHT-AMPLIFIER, 1940-1945
247	PROTECTIVE ASSOCIATIONS, 1927-1930
248	HISTORY OF RADIO SCHOOLS AND COLLEGES, WITH INSTRUCTION BOOKS, 1932
253	ELECTRONIC COMPUTERS, 1948-1949

Series J: RESEARCH AND LABORATORY NOTEBOOKS, ca. 1888-1949 (Box 505-517)
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These research and laboratory notebooks collected by Clark were not entered into his classification system. Many inventors and engineers notebooks who worked at RCA, Marconi Wireless, and elsewhere were collected. See Container List for names of individuals.

Series K: INDEX TO PHOTOGRAPHS OF RADIO EXECUTIVES AND TECHNICAL TYPES, n.d. (Boxes 518-519)
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Index to photographic prints primarily in Series 87, but also to some prints apparently from the Thomas Coke Knight RCA Photographs Series A, with occasional reference to photographs in other series. It is arranged alphabetically by name of primary individual in the photograph. The index entry frequently includes date, and a brief phrase describing photograph.

Series L: INDEX TO BOUND VOLUMES OF VARIOUS SERIES, n.d. (Boxes 520-522)
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Index to photographic prints in Bound Volumes in series 4, 5, 6, 31, 37, 38, 39, 46, 50, 51, 52, 54, 66, 69, 72, 85, 100, and 134. Arranged by series number and there under by document number. Entry frequently includes date and a brief description of the photograph.

Series M: INDEX TO DAVID SARNOFF PHOTOGRAPHS, n.d. (Box 523)
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Index to photographs of David Sarnoff arranged by document number.

Series N: FEDERAL GOVERNMENT PERSONNEL FILES, 1893-1934 (Box 524-525)
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This series includes the Official Personnel Folders (OPF) from the U. S. Office of Personnel Management, Records Appraisal and Disposition Division (NIR), for several former Federal employees who worked on the development of radio: Reginald Aubrey Fessenden, Willis Luther Moore, George H. Clark, Alfred Thiessen, Louis A. Gebhard, Julius Martin, Wendell L. Carlson, Glenn W. Carpenter, Harry J. Lang, Alfred M. Trogner, Guy Hill, and Alfred Crossley. These files were obtained by Robert S. Harding from NIR in 1987.