Leonardo's Dream MachinesDVD - 2005
Among Leonardo da Vinci's drawings are thousands of drawings of strange and beautiful machines. Teams of experts set out to build full scale models of two of those machines -- a giant crossbow and a glider.
Publisher: [S.l.] : PBS Home Video, [c2005, c2003]
Characteristics: 1 videodisc (120 min.) : sd., col. and b&w ; 4 3/4 in