Delivered to Northwest Orient as N571 in Nov. 1956, their fleet number 571 can just be discerned on the nose-wheel door. It was sold to Zantop in Aug. 1961, passed on to Universal Airlines in Sept. 1966 and then to Span East Airlines as N612SE in Jan.1970. After Span East closed in 1976 it was acquired by Conner Airlines and re-registered N612CA. Florida Aircraft Leasing became owners in Nov. 1984 and North American Register and Transport, who re-registered it N29630, in Jan. 1988. It was last reported derelict at Puerto Plata Airport, Dominican Republic in April 1998 still wearing N612CA!

Operated by Florida Aircraft Leasing