TY  - BOOK
AU  - Clark, Kenneth
AU  - 
TI  - The drawing of the Leonardo Da Vinci in the collection of Her mejesty the queen at windor castle
U1  - 741 LEO:016 
PY  - 1968///
CY  - New york
PB  - Phaidon
KW  - Leonardo da vinci- drawing
ER  -