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Airplanes -- Communication systems

 Subject
Subject Source: World Cat Fast Authority File
Scope Note: Includes airplane inter-phone systems as well as external communications systems (see also: "Airplanes -- Radio equipment"

Found in 2 Collections and/or Records:

"Report on Interphone: Type SCR-57, Remodeled" (Air Service Information Circular Vol. II, No. 129), 1920-08-06, 1920-11-15

 Item — Box MC-019-001, Folder: 001.A.009
Identifier: 20141129
Scope and Contents

Document Type: Technical Research Report Authority: Government Military (authoritative reference) Document Number: Air Service Information Circular (Heavier-than-Air) Vol. II, No. 129 (dated August 6, 1920 (based on McCook Field Report Serial No. 1339, dated August 4, 1920)

Scope: Report prepared by Equipment Section, Engineering Division, Air Service, McCook Field.

Contents: See title.

Dates: 1920-08-06; Publication: 1920-11-15
Found in: The University of Alabama in Huntsville Archives & Special Collections / Aircraft Engine Historical Society Collection / Series I: Aeronautical Research, Development, Test & Evaluation (RDT&E) / Sub-series I.A: Aircraft RDT&E

"The Spalding Voice Tube" (Air Service Information Circular Vol. II, No. 108), 1920-07-12, 1920-09-10

 Item — Box MC-019-001, Folder: 001.A.009
Identifier: 20141108
Scope and Contents

Document Type: Technical Research Report Authority: Government Military (authoritative reference) Document Number: Air Service Information Circular (Heavier-than-Air) Vol. II, No. 108 (dated September 10, 1920). Prepared from McCook Field Report Serial No. 1322, dated July 12, 1920.

Scope: Report prepared by Equipment Section, Engineering Division, Air Service, McCook Field.

Contents: See title.

Dates: 1920-07-12; Publication: 1920-09-10
Found in: The University of Alabama in Huntsville Archives & Special Collections / Aircraft Engine Historical Society Collection / Series I: Aeronautical Research, Development, Test & Evaluation (RDT&E) / Sub-series I.A: Aircraft RDT&E

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