31 daughter colonies of the 4a were tested:
CH-51-50-2716-1988 CH-51-50-2717-1988 CH-51-50-2718-1988 CH-51-50-2719-1988 CH-51-50-2720-1988 CH-51-51-2794-1988 CH-51-51-2795-1988 CH-51-51-2796-1988 CH-51-51-2797-1988 CH-51-51-2798-1988 CH-51-51-2799-1988 CH-51-51-2800-1988 CH-51-51-2801-1988 CH-51-61-2721-1988 CH-51-61-2722-1988 CH-51-61-2723-1988 CH-51-61-2724-1988 CH-51-61-2725-1988 CH-51-61-2726-1988 CH-51-61-2727-1988 CH-51-61-2731-1988 CH-51-61-2732-1988 CH-51-61-2733-1988 CH-51-61-2734-1988 CH-51-61-2735-1988 CH-51-61-2736-1988 CH-51-61-2737-1988 CH-51-61-2738-1988 CH-51-61-2739-1988 CH-51-180-2876-1988 CH-51-182-2969-1988
7 tested queens were mated at the mating station:
CH-51-51-3060-1989 CH-51-51-3061-1989 CH-51-61-2932-1989 CH-51-61-2933-1989 CH-51-61-2934-1989 CH-51-61-2935-1989 CH-51-61-3319-1989
No daughter colonies from colonies mated at the station were tested yet.