Podcast: A Confederate Helicopter

File Size 4.0 MB / Running Time 4:24

0

As part of its commemoration of the 150th anniversary of the American Civil War, the National Air and Space Museum has posted drawings from its collection of a Civil War-era helicopter design. AVweb‘s Mary Grady talks with museum technician Tom Paone for more about the story.

Duration:

File Size: download here

LEAVE A REPLY