Marine engine units 1993 United States, Houston, Texas
Marine engine units 1986 United States, Houston, Texas
Marine engine units 1998 United States, Houston, Texas
Marine engine units 2003 United States, Houston, Texas
Marine engine units 2002 United States, Houston, Texas
Marine engine units 1990 United States, Houston, Texas
Marine engine units 1992 United States, Houston, Texas
Marine engine units 1994 United States, Houston, Texas
Marine engine units United States, Houston, Texas
Marine engine units 1999 United States, Houston, Texas
Marine engine units 2004 United States, Houston, Texas
Marine engine units 1991 United States, Houston, Texas