3 daughter colonies of the 4a were tested:
CH-51-15-1853-1985 CH-51-15-1854-1985 CH-51-15-2471-1985
19 tested queens were mated at the mating station:
CH-51-7-2424-1987 CH-51-7-2590-1987 CH-51-7-2591-1987 CH-51-7-2592-1987 CH-51-7-2593-1987 CH-51-7-2594-1987 CH-51-7-2595-1987 CH-51-7-2596-1987 CH-51-7-2597-1987 CH-51-7-2598-1987 CH-51-7-2599-1987 CH-51-7-2600-1987 CH-51-7-2601-1987 CH-51-7-2602-1987 CH-51-7-2603-1987 CH-51-7-2604-1987 CH-51-7-2605-1987 CH-51-15-2379-1987 CH-51-15-2583-1987
No daughter colonies from colonies mated at the station were tested yet.