DescriptionHammond Slides Musicians 02.jpg English: These images were taken by Thomas T. Hammond during his trip to the Soviet Union. This specific image...
DescriptionHammond Slides Musicians 02 (cropped).jpg English: These images were taken by Thomas T. Hammond during his trip to the Soviet Union. This specific...
Musical Instrument (1940-05-07 filed, 1948-08-26 published) by Laurens Hammond - Solovox.pdf English: US patent application 2253782, "Keyboard for Electrical...
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