2 daughter colonies of the 4a were tested:
DE-16-3-13-1980 DE-16-12-484-1981
12 tested queens were mated at the mating station:
DE-16-89-1-1983 DE-16-89-2-1983 DE-16-89-3-1983 DE-16-89-4-1983 DE-16-89-5-1983 DE-16-89-9-1983 DE-16-89-11-1983 DE-16-89-12-1983 DE-16-89-13-1983 DE-16-89-14-1983 DE-16-89-16-1983 DE-16-89-17-1983
No daughter colonies from colonies mated at the station were tested yet.