4 daughter colonies of the 4a were tested:
DE-16-161-1313-1966 DE-16-161-1314-1966 DE-16-161-1387-1967 DE-16-161-1390-1967
13 tested queens were mated at the mating station:
DE-4-1-401-1967 DE-4-1-409-1967 DE-4-1-410-1967 DE-4-1-411-1967 DE-4-1-9416-1967 DE-8-52-1444-1967 DE-13-201-2321-1967 DE-14-72-132-1967 DE-16-161-1387-1967 DE-16-161-1390-1967 DE-16-161-1616-1967 DE-16-161-1619-1967 DE-16-161-1623-1967
17 daughter colonies of queens mated at the mating station were tested:
DE-8-52-1654-1968 DE-8-52-1656-1968 DE-13-201-123-1970 DE-13-201-223-1970 DE-13-201-323-1970 DE-13-201-523-1970 DE-13-201-623-1970 DE-13-201-823-1970 DE-13-201-923-1970 DE-13-201-1023-1970 DE-13-201-1123-1970 DE-13-201-1223-1970 DE-14-72-228-1969 DE-14-72-229-1969 DE-14-72-230-1969 DE-14-72-231-1969 DE-14-72-232-1969