7 daughter colonies of the 4a were tested:
DE-4-218-5-1974 DE-4-218-6-1974 DE-4-218-7-1974 DE-4-218-10-1974 DE-4-218-12-1974 DE-4-218-13-1974 DE-4-218-17-1974
15 tested queens were mated at the mating station:
DE-4-218-7-1977 DE-4-218-11-1977 DE-4-218-14-1977 DE-4-218-16-1977 DE-4-218-18-1977 DE-4-218-19-1977 DE-4-218-20-1977 DE-4-218-26-1977 DE-4-218-27-1977 DE-4-218-29-1977 DE-4-218-30-1977 DE-4-218-34-1977 DE-4-218-35-1977 DE-4-218-38-1977 DE-4-218-51-1977
No daughter colonies from colonies mated at the station were tested yet.