After destroying a hostile machine his own machine collided , by mischance , with another of his formation on the return journey , and at once began to fall out of control .
On 23 October this officer displayed marked gallantry and bravery .
After destroying a hostile machine officer 's own machine collided , by mischance , with another of his formation on the return journey , and at once began to fall out of control .
On 23 October this officer displayed marked gallantry and bravery .