1956 Ad Electro-Sonic Memory Trainer Modernophone 159-056 Rock Plaza NY YSFC3 XGMA3 There are two gray blemishes

There are two gray blemishes in the left margin of this image

This is an original 1914 halftone print of a Mezzo Tint

This is an original 1910 black and white halftone print of the train tracks leading out of Piedra Gorda

This is an original 1903 halftone print of a panorama of Saint Petersburg

With each image

1956 Ad Electro-Sonic Memory Trainer Modernophone 159-056 Rock Plaza NY YSFC3 XGMA3 There are two gray blemishesThis is an original 1956 black and white print ad for the Electro Sonic Memory Trainer machine that was made and sold by the Dormiphone Division of Modernophone, Inc. CONDITION This 56+ year old Item is rated Very Fine +++. Light aging throughout. Product Type: Original Print Ad; Black White Grade: Very Fine +++ Dimensions: Approximately 5. 25 x 7. 5 inches; 13 x 19 cm Authentication: Serial Numbered Certificate of Authenticity w Full Provenance