TY  - BOOK
AU  - Seligman,Patricia
TI  - Painting light and shade: how to achieve precise tonal variation in your watercolors 
SN  - 1581804482
U1  - 751.42  23
PY  - 2004///
CY  - Cincinnati
PB  - North Light Books
KW  - Watercolor painting
KW  - Technique
KW  - Light in art
N1  - Includes index
UR  - https://archive.org/details/paintinglightsha0000seli
ER  -