Built in the USA and delivered new to Sunkist Service Co in Jul 1984 as N300BK so brand new when this photo was taken. To N320GA on 14 Jun 1985. To N1526M in Jun 1986. To N1526R in Apr 1990. To N457ST on 07 Oct 1998. To N457SF on 15 Aug 1999. To N828MG on 13 Jan 2000 To N555RE on 22 Apr 2004. To N224KL on 25 Jul 2014 and still current in 2024.