No daughter colonies of the 4a were tested yet.
14 tested queens were mated at the mating station:
DE-4-11-16-1970 DE-4-11-17-1970 DE-4-11-34-1970 DE-4-11-35-1970 DE-4-11-36-1970 DE-4-11-37-1970 DE-4-11-38-1970 DE-4-11-39-1970 DE-4-11-40-1970 DE-4-11-41-1970 DE-4-11-43-1970 DE-4-11-47-1970 DE-4-11-48-1970 DE-4-11-49-1970
No daughter colonies from colonies mated at the station were tested yet.