I photographed these Igloo White sensors at the NMoUSAF. During Vietnam, these were dropped into areas that US Forces were not allowed so that enemy troop movements along the Ho Chi Min Trail could be monitored.
I photographed these Igloo White sensors at the NMoUSAF. During Vietnam, these were dropped into areas that US Forces were not allowed so that enemy troop movements along the Ho Chi Min Trail could be monitored.