1 daughter colonies of the 4a were tested:
DE-8-52-1444-1967
4 tested queens were mated at the mating station:
DE-8-52-1609-1968 DE-8-52-1654-1968 DE-8-52-1656-1968 DE-8-141-70-1968
17 daughter colonies of queens mated at the mating station were tested:
DE-8-52-173-1969 DE-8-52-1733-1969 DE-8-52-1740-1969 DE-8-105-687-1971 DE-8-105-689-1971 DE-8-105-702-1971 DE-8-105-715-1971 DE-8-105-717-1971 DE-8-105-718-1971 DE-13-266-7011-1970 DE-13-266-7012-1970 DE-13-266-7014-1970 DE-13-266-7015-1970 DE-13-266-7018-1970 DE-13-266-7021-1970 DE-13-266-7022-1970 DE-13-266-7025-1970