F major has just one, 8 letters
Classic fighter plane, 4 letters
Douglas Aircraft fighter jet nicknamed the Skyknight; Hyph., 4 letters
Key at the top-right of some keyboards, 4 letters
Douglas Aircraft jets used in Nam, 5 letters
U.S. military planes, 5 letters
U.S. military planes used in 'Nam, 5 letters
City across the river from Buffalo, N.Y., 6 letters
Ont. site of a War of 1812 battle, 6 letters
Analysis named after statistician Sir Ronald Fisher, 5 letters