TY  - BOOK
AU  - Hart, Ivor Blashka
TI  - MECHANICAL INVESTIGATIONS OF LEONARDO DA VINCI
U1  - 620.1 
PY  - 1963///
CY  - Berkeley
PB  - University Of California Press
KW  - Aeronautics
KW  - Flight
KW  - Mechanics -- Hist
ER  -