No daughter colonies of the 4a were tested yet.
7 tested queens were mated at the mating station:
DE-4-65-340-1971 DE-13-81-40-1971 DE-13-81-41-1971 DE-13-81-42-1971 DE-13-81-44-1971 DE-13-81-49-1971 DE-13-81-50-1971
1 daughter colonies of queens mated at the mating station were tested:
DE-13-81-106-1974