Optophone - system of sound reading.

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  • Record Information – Brief
    Hierarchical level:
    File
    Reference:
    MG28-I233. Volume/box number: 17.
    Type of material:
    Textual material
    Found in:
    Archives / Collections and Fonds
    Item ID number:
    2747293
    Link to this page:
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    http://central.bac-lac.gc.ca/.redirect?app=fonandcol&id=2747293&lang=eng
    Context of this record:
  • Date(s):
    1921-1934
    Place of creation:
    No place, unknown, or undetermined
    Language of material:
    English
    Finding aid no.:
    MSS1114
    Source:
    Private
    Other system control no.:
    PIAF481473
    Former archival reference no.:
    MG28-I233
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