No daughter colonies of the 4a were tested yet.
22 tested queens were mated at the mating station:
DE-17-72-2-1975 DE-17-72-4-1975 DE-17-72-6-1975 DE-17-72-8-1975 DE-17-72-9-1975 DE-17-72-146-1975 DE-17-72-162-1975 DE-17-72-171-1975 DE-17-72-178-1975 DE-17-72-181-1975 DE-17-72-182-1975 DE-17-72-183-1975 DE-17-72-184-1975 DE-17-72-185-1975 DE-17-72-190-1975 DE-17-99-399-1975 DE-17-99-403-1975 DE-17-99-407-1975 DE-17-99-408-1975 DE-17-99-409-1975 DE-17-99-415-1975 DE-17-99-416-1975
13 daughter colonies of queens mated at the mating station were tested:
DE-17-71-9-1976 DE-17-71-10-1976 DE-17-71-11-1976 DE-17-71-118-1977 DE-17-71-454-1977 DE-17-71-457-1977 DE-17-71-458-1977 DE-17-71-464-1977 DE-17-71-470-1977 DE-17-71-472-1977 DE-17-72-23-1978 DE-17-72-24-1978 DE-17-72-25-1978