N911KK Bell UH-1E Iroquois Collings Foundation Houston - Ellington Field (EFD / KEFD), USA - Texas Javier Vera - 22/10/2017
N911KK Bell UH-1E Iroquois Collings Foundation Houston - Ellington Field (EFD / KEFD), USA - Texas Erik Frikke - 21/10/2017
N911KK Bell UH-1E Iroquois Private Houston - Ellington Field (EFD / KEFD), USA - Texas Don Hewins - 08/10/2005
