N8021Z Douglas DC-3C Private Brownsville - South Padre Island International (BRO / KBRO), USA - Texas Roger Richards - 10/1989
N8021Z Douglas DC-3C Private Brownsville - South Padre Island International (BRO / KBRO), USA - Texas Roger Richards - 13/10/1989
N8021Z Douglas DC-3C Private Fredericksburg - Gillespie County (T82 / KT82), USA - Texas Barry J Collman - 20/09/2007