This was done with three heavy bombers in January 1957.

Two heavy bombers moved across the sky at about ten thousand feet.

They were flying the route taken by the heavy bombers 50 years before.

The heavy bombers, however, were already in the air and did not receive the recall.

Opposition was light until 1942, when British heavy bombers started to appear.

They were heavy bombers, flying north, at not more than three or four thousand feet.

The role of the group was to provide heavy bombers for the campaign in Burma.

He claimed to have shot down 26 of the heavy bombers; 7 were later confirmed.

Clark Field was originally the only base that could support heavy bombers.

And it was not his fault that no one knew how to use heavy bombers in an artillery role.