CORRESPONDENCE.

Authors :: Mellberg, William F.
Farmer, Jeremiah
Deitchman, S. J.
Wighton, John
Giannotti, Richard
Glinka, Stan
Winningstad, C. Norman
Baker, Rick
Source :: Aviation Week & Space Technology; 4/5/2004, Vol. 160 Issue 14, p8-10, 2p, 1 Color Photograph, 1 Black and White Photograph
Publication Year :: 2004
Abstract: Presents letters to the editor, published in the April 5, 2004 issue of the periodical "Aviation Week & Technology." Comparison between man and robot in Mars exploration; Discussion on the U.S. space policy; Technology problems in U.S. helicopters.