8 daughter colonies of the 4a were tested:
DE-6-231-262-1975 DE-6-231-263-1975 DE-6-231-264-1975 DE-6-231-265-1975 DE-6-231-267-1975 DE-6-231-268-1975 DE-6-231-269-1975 DE-6-231-270-1975
6 tested queens were mated at the mating station:
DE-6-10-236-1976 DE-6-40-77-1976 DE-6-54-75-1976 DE-6-54-78-1976 DE-6-160-17-1976 DE-6-237-121-1976
14 daughter colonies of queens mated at the mating station were tested:
DE-6-54-107-1978 DE-6-54-108-1978 DE-6-54-109-1978 DE-6-54-111-1978 DE-6-54-113-1978 DE-6-54-114-1978 DE-6-54-115-1978 DE-6-236-146-1977 DE-6-236-147-1977 DE-6-236-149-1977 DE-6-236-150-1977 DE-6-236-152-1977 DE-6-236-153-1977 DE-6-236-154-1977