7 daughter colonies of the 4a were tested:
DE-8-136-2762-1974 DE-8-136-2766-1974 DE-8-136-2769-1974 DE-8-136-2773-1974 DE-8-136-2775-1974 DE-8-136-2776-1974 DE-8-136-2784-1974
24 tested queens were mated at the mating station:
DE-8-18-1261-1976 DE-8-18-1262-1976 DE-8-18-1263-1976 DE-8-18-1264-1976 DE-8-18-1273-1976 DE-8-18-1275-1976 DE-8-18-1276-1976 DE-8-18-1278-1976 DE-8-136-3307-1976 DE-8-136-3308-1976 DE-8-136-3339-1976 DE-8-136-3363-1976 DE-8-136-3364-1976 DE-8-136-3366-1976 DE-8-136-3411-1976 DE-8-136-3412-1976 DE-8-136-3413-1976 DE-8-136-3414-1976 DE-8-136-3420-1976 DE-8-136-3421-1976 DE-8-136-3423-1976 DE-8-136-3424-1976 DE-8-136-3425-1976 DE-8-136-3441-1976
9 daughter colonies of queens mated at the mating station were tested:
DE-8-18-1626-1979 DE-8-18-1634-1979 DE-8-18-1637-1979 DE-8-18-1647-1979 DE-8-18-1648-1979 DE-8-18-1649-1979 DE-8-18-1650-1979 DE-8-18-1651-1979 DE-8-18-1656-1979