Bob Weir | Casio, c. 1987, PG-380 model guitar with custom Modulus neck | From the Vault: Property from the Grateful Dead and Friends | 2021 | Sotheby's
Andy's Corner: Casio PG-310 MIDI Guitar - YouTube
VintAxe.com Vintage Guitars - Vintage Japanese Catalogs - Casio Guitar and Synth Brochure - 1981
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