The Truphonic phonograph was manufactured by Columbia Phonograph Co. Ltd., Toronto. All of the ads below were placed in the Toronto Daily Star by The Adams Furniture Company Ltd., the principal retailer for Truphonic phonographs in Toronto.

Toronto Daily Star, March 16, 1928, p. 5.

TDS, May 11, 1928, p. 5.

TDS, January 24, 1930, p. 5.

TDS, December 22, 1931, p. 10.

A Truphonic phonograph for sale on FB Marketplace in 2022.