01273cgm a2200325 4500 1163270880 TxAuBib 20061211120000.0 051121t20052003||||||||||||||||||v|eng|u 9780793690633 0793690633 TxAuBib Leonardo's dream machines [Video (DVD)] / produced and directed by Paul Sapin ; written by David Reynolds and Paul Sapin. [S.l. : PBS Home Video, [2005] ©2003. 1 videodisc (120 min.) : sd., col. and b&w ; 4 3/4 in. Director of photography, Tony Coldwell. Narrator, Bill Bingham. 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. DVD. 20061211. Closed-captioned. Leonardo da Vinci 1452-1519. Inventions. Films for the hearing impaired. Documentary videos. Sapin, Paul. Bingham, Bill. TXKIP