The phonograph labelled Concert Grand is a specific model manufactured by the Gunn-Son-Ola Talking Machine Company, Wingham, Ontario. (See Gunn-son-ola page.)

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A Gunn-Son-ola "Concert Grand" upright phonograph in the collection of the Huron County Museum.

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Another Gunn-Son-ola "Concert Grand" upright phonograph for sale in Kawartha Lakes, Ontario in 2024.

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A Concert Grand labelled phonograph listed through Facebook Marketplace in Kawartha Lakes, Ontario in 2024.

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A Concert Grand labelled phonograph listed through Facebook Marketplace in Noranda, Quebec in 2024.

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A Concert Grand listed in Facebook Marketplace in Kincardine, Ontario in 2024.

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A Concert Grand for sale through Facebook Marketplace in Caledon, Ontario in 2025, originally sold through Hughes Music Sales Co., Toronto.