722 Hound Dog missiles were produced by North American Aviation before its production of them ended in March 1963 .
The first production Hound Dog missile was then delivered to the Air Force on 21 December 1959 .
722 Hound Dog missiles were produced by North American Aviation before Hound Dog 's production of them ended in March 1963 .
The first production Hound Dog missile was then delivered to the Air Force on 21 December 1959 .