http://www.metroaerospace.org/index.php/sponsorship-exhibition/institutional-patronage http://www.metroaerospace.org/index.php/sponsorship-exhibition/institution http://www.metroaerospace.org/index.php/sponsorship-exhibition/institutional-patronage http://www.metroaerospace.org/military/ http://www.metroaerospace.org/military/