An outline of historical development of communications in Canada from 1846 to 1930. A list of privately-owned AM standard band broadcasting stations in Canada from 1922 to 1930 is also given. Some excerpts from annual reports of different government departments regarding radio broadcasting, wavelengths, limitation of stations, suppression of preventable interferences, are included. The report ends with a bibliography. --p. 10 Bibliography of CRTC studies.