TY  - BOOK
AU  - Willson,Harry,active 19th century
TI  - The Use of a Box of Colours, in a Practical Demonstration on Composition, Light and Shade, and Colour
AV  - ND 
PY  - 2010///
PB  - Project Gutenberg
KW  - Watercolor painting
N1  - Public domain in the USA; Electronic text
UR  - http://www.gutenberg.org/ebooks/32681
ER  -