TY - BOOK AU - Hockney, David. CN - ND1471 CN - ND1471 CY - New York, N.Y. : DA - 2006. ET - New and expanded ed. ID - 329879 KW - Painting KW - Drawing KW - Painting KW - Optics and art. KW - Camera lucidas. KW - Camera obscuras. PB - Viking Studio, PP - New York, N.Y. : PY - 2006. SN - 9780142005125 (pbk.) SN - 0142005126 (pbk.) T1 - Secret knowledge :rediscovering the lost techniques of the old masters / TI - Secret knowledge :rediscovering the lost techniques of the old masters / ER -