Canadian Music Trades Journal, May, 1919, p. 78.
Canadian Music Trades Journal, June, 1919, p. 60.
Canadian Music Trades Journal, August, 1919, p. 74.
Excellent documentation and photographs of an upright Imperial phonograph manufactured in 1918 by the National Table Company, Limited, Owen Sound, Ontario, in the collection of the Grey Roots Museum & Archives at https://greyroots.pastperfectonline.com/Webobject/5DAAFDB3-A128-47AD-A3F6-147777004600
Imperial Phonograph, made by the National Table Company, in the collection of the Grey County Museum.
Pictures taken at an outdoor antique sale in southern Ontario, 2008 (photos by KW).
Betty Pratt made note of a machine for sale in Winnipeg, September, 2009 (downloaded by KW):
Machine for sale, Aberfoyle Ontario, 2013 (pics by KW):
Machine for sale through FB Marketplace in 2022 :
An Imperial Audaphonic for sale through FB Marketplace in 2023:
Another Canadian company also uses the name Imperial for its phonographs.