Collection search - Bell Telephone Laboratories, New York, Cathode Ray Direction Finder Research
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Record information – Brief 
Bell Telephone Laboratories, New York, Cathode Ray Direction Finder Research
Hierarchical level:FileDate:1929, 1930, 1934Reference:MG30-B157, Volume number: 11Type of material:Textual materialFound in:Archives / Collections and FondsItem ID number:4958244Context of this record: -
Record information – Details Date(s):1929, 1930, 1934Place of creation:CanadaLanguage of material:EnglishScope and content:Finding aid no.:Source:PrivateFormer archival reference no.: -
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