Much has been written about Mario Maccaferri but we would like to present a few articles of interest. 

Metropolitan Museum of Art-Guitar Heroes Exhibit(2011)

Jazz-model-1942

G-40-model-ca-1953

Chitarra-lyra-or-harp-guitar-1915 by Luigi Mozzani (Italian, 1869–1943) instructor of Mario Maccaferri

Harp Guitar Player of the Month-Mario Maccaferri

Selmer Maccaferri Guitar

From www.lutherie.net. Excellent information about the Selmer Maccaferri Guitar

National Music Museum

Checklist of Plastic Instruments 

 Mario Maccaferri in the late 80's at work on his D-Shape Guitar.  The same guitar on display at the Metropolitan Museum of Art in 2011(below)

Mario Maccaferri in the late 80's at work on his D-Shape Guitar.  The same guitar on display at the Metropolitan Museum of Art in 2011(below)