microphones
Subject
Subject Source: Art & Architecture Thesaurus
Scope Note: Devices that convert acoustical sound waves into corresponding variations in electrical current that are then amplified, transmitted, or recorded.
Found in 2 Collections and/or Records:
"State Dept Auditorium"
Digital Image
Identifier: t-1961.DC_wash.01-011
Dates:
1960; Digitized: March 6, 2009
Untitled [1960 trip to Washington, D.C., Drawing 012]
Digital Image
Identifier: t-1961.DC_wash.01-012
Dates:
1960; Digitized: March 6, 2009