7 daughter colonies of the 4a were tested:
DE-8-142-2884-1970 DE-8-142-2885-1970 DE-8-142-2889-1970 DE-8-142-2890-1970 DE-8-142-2891-1970 DE-8-142-2893-1970 DE-8-142-2895-1970
1 tested queens were mated at the mating station:
DE-8-142-3222-1971
No daughter colonies from colonies mated at the station were tested yet.