“FRANK HAWK’S NORTHROP GAMMA, A Flying Scale Model,” 2 sheets on one scan
“FRANK HAWK’S NORTHROP GAMMA, A Flying Scale Model,” 2 sheets on one scan
NORTHROP GAMMA
$8.00
Date MonthPopular Aviation Sept. 1933
Wing Span24
DesignerJack R. Knoble
Area (Sq. Ft.)6
Engine/Power (Size/Type)Rubber
