TY  - BOOK
AU  - Ladd-Franklin,Christine
TI  - Colour and colour theories
U1  - 535.6 
PY  - 1929///
CY  - London
PB  - Kegan Paul, Trench, Trubner
KW  - Color vision
KW  - Color
KW  - Light
N1  - Includes index; "List of dates and original sources": p. 281
ER  -