15 daughter colonies of the 4a were tested:
DE-16-303-2-1992 DE-16-303-4-1992 DE-16-303-5-1992 DE-16-303-6-1992 DE-16-303-7-1992 DE-16-303-9-1992 DE-16-303-11-1992 DE-16-303-12-1992 DE-16-303-14-1992 DE-16-303-16-1992 DE-16-303-21-1992 DE-16-303-22-1992 DE-16-303-25-1992 DE-16-303-26-1992 DE-16-303-31-1992
9 tested queens were mated at the mating station:
DE-16-35-1791-1993 DE-16-35-1793-1993 DE-16-35-1794-1993 DE-16-35-1797-1993 DE-16-35-1798-1993 DE-16-35-1800-1993 DE-16-35-1801-1993 DE-16-35-1802-1993 DE-16-35-1804-1993
No daughter colonies from colonies mated at the station were tested yet.