The Carrier
Written by
W. E. Johns
Copyright 1932
7th of 17 stories in . It was republished as Man Hunt in the Air in The Modern Boy #263, Feb. 18, 1933.
When his plane hits a carrier pigeon, Biggles finds a message in the remains which tells of a British spy trapped in a field in Germany hunted by soldiers with dogs. After being told the man was being abandoned, Biggles decides to pull off an impossible rescue.