4 daughter colonies of the 4a were tested:
CH-51-135-2790-1987 CH-51-135-2791-1987 CH-51-135-2792-1987 CH-51-135-2793-1987
1 tested queens were mated at the mating station:
CH-51-135-2948-1989
No daughter colonies from colonies mated at the station were tested yet.