1-15
Release year: 1953
Open16-35
Release year: 1953
OpenII. The Hobby (Falco s. subbuteo L.), the Merlin (F. columbarius aesalon Tunst.) and the Red-footed Falcon (F. v. vespertinus L.).
36-55
Release year: 1953
Open56-59
Release year: 1953
Open