12 daughter colonies of the 4a were tested:
DE-4-19-10-1979 DE-4-19-14-1979 DE-4-19-15-1979 DE-4-19-16-1979 DE-4-19-17-1979 DE-4-19-18-1979 DE-4-19-20-1979 DE-4-19-21-1979 DE-4-19-22-1979 DE-4-19-23-1979 DE-4-19-24-1979 DE-4-19-25-1979
7 tested queens were mated at the mating station:
DE-4-227-1-1981 DE-4-227-3-1981 DE-4-227-4-1981 DE-4-227-6-1981 DE-4-227-9-1981 DE-4-227-10-1981 DE-4-227-11-1981
1 daughter colonies of queens mated at the mating station were tested:
DE-4-227-11-1984