32 daughter colonies of the 4a were tested:
DE-4-12-60-1973 DE-4-12-61-1973 DE-4-12-62-1973 DE-4-12-63-1973 DE-4-12-66-1973 DE-4-12-68-1973 DE-4-12-69-1973 DE-4-12-70-1973 DE-4-12-71-1973 DE-4-87-1-1974 DE-4-87-2-1974 DE-4-87-3-1974 DE-4-87-4-1974 DE-4-87-5-1974 DE-4-87-6-1974 DE-4-87-42-1976 DE-4-87-43-1976 DE-4-87-44-1976 DE-4-87-45-1976 DE-4-87-46-1976 DE-4-87-47-1976 DE-4-87-48-1976 DE-4-87-49-1976 DE-4-87-50-1976 DE-4-87-51-1976 DE-4-87-52-1976 DE-4-87-53-1976 DE-4-87-54-1976 DE-4-87-55-1976 DE-4-87-56-1976 DE-4-87-57-1976 DE-4-87-58-1976
17 tested queens were mated at the mating station:
DE-4-57-25-1975 DE-4-57-26-1975 DE-4-57-27-1975 DE-4-57-28-1975 DE-4-57-29-1975 DE-4-57-30-1975 DE-4-167-4-1975 DE-4-167-6-1975 DE-4-167-8-1975 DE-4-167-9-1975 DE-4-167-10-1975 DE-4-167-11-1975 DE-4-167-12-1975 DE-4-167-13-1975 DE-4-167-14-1975 DE-4-167-16-1975 DE-4-167-17-1975
16 daughter colonies of queens mated at the mating station were tested:
DE-4-167-17-1976 DE-4-167-19-1976 DE-4-167-20-1976 DE-4-167-23-1976 DE-4-167-24-1976 DE-4-167-25-1976 DE-4-167-26-1976 DE-4-167-27-1976 DE-4-167-29-1976 DE-4-167-30-1976 DE-4-167-31-1976 DE-4-167-32-1976 DE-4-167-34-1976 DE-4-167-35-1976 DE-4-167-36-1976 DE-4-167-37-1976