11 daughter colonies of the 4a were tested:
DE-8-52-1821-1970 DE-8-52-1883-1971 DE-8-52-1884-1971 DE-8-52-1885-1971 DE-8-52-1888-1971 DE-8-52-1889-1971 DE-8-52-1890-1971 DE-8-52-1896-1971 DE-8-52-1897-1971 DE-8-52-1898-1971 DE-8-52-1899-1971
11 tested queens were mated at the mating station:
DE-8-137-90-1972 DE-8-137-91-1972 DE-8-137-92-1972 DE-8-137-93-1972 DE-8-137-95-1972 DE-8-137-97-1972 DE-8-137-98-1972 DE-8-137-99-1972 DE-8-137-100-1972 DE-8-137-101-1972 DE-8-137-103-1972
6 daughter colonies of queens mated at the mating station were tested:
DE-8-137-104-1974 DE-8-137-105-1974 DE-8-137-106-1974 DE-8-137-107-1974 DE-8-137-108-1974 DE-8-137-111-1974