found: The acceptable face, 1994:t.p. (photographs by Nick Sinclair)
found: OCLC, 12/15/95(hdg.: Sinclair, Nick; usage: Nick Sinclair)
found: The chameleon body, 1996:t.p., etc. (photographs by Nicholas Sinclair)
found: Sinclair, Nick. Portraits of artists, 2000:t.p. (Nicholas Sinclair) bio. (b. in London in 1954)
found: Email from author, 20 August 2018(Nicholas Sinclair; prefers to use fuller form of his name; his other books include: The Chameleon Body (Lund Humphries 1996), Franko B (Black Dog Publishing 1998), Portraits of Artists (Lund Humphries, 2000), Crossing the Water (Photoworks, 2002), Kyffin Williams (Lund Humphries, 2004), Berlin: Imagining the Trichord (RA Publications, 2007) The Art of Kyffin Williams (RA Publications, 2007) Five Cities (RA Publications, 2010) and Kyffin Williams The Light and the Dark (Lund Humphries, 2018))
found: Nicholas Sinclair website, viewed 21 August 2018(Nicholas Sinclair is a British photographer born in London; his work has been widely exhibited and published in Britain, Europe and the U.S.A. since 1983; he was made a Hasselblad Master in 2003)