11 daughter colonies of the 4a were tested:
DE-8-52-2254-1976 DE-8-52-2255-1976 DE-8-52-2257-1976 DE-8-52-2262-1976 DE-8-52-2265-1976 DE-8-52-2267-1976 DE-8-52-2271-1976 DE-8-52-2275-1976 DE-8-52-2316-1976 DE-8-52-2317-1976 DE-8-52-2318-1976
17 tested queens were mated at the mating station:
DE-8-52-2254-1976 DE-8-52-2255-1976 DE-8-52-2257-1976 DE-8-52-2262-1976 DE-8-52-2265-1976 DE-8-52-2267-1976 DE-8-52-2271-1976 DE-8-52-2275-1976 DE-8-52-2316-1976 DE-8-52-2317-1976 DE-8-52-2318-1976 DE-8-66-431-1976 DE-8-66-432-1976 DE-8-66-433-1976 DE-8-66-435-1976 DE-8-66-436-1976 DE-8-66-437-1976
18 daughter colonies of queens mated at the mating station were tested:
DE-8-52-2682-1979 DE-8-52-2683-1979 DE-8-52-2685-1979 DE-8-52-2686-1979 DE-8-52-2688-1979 DE-8-52-2689-1979 DE-8-52-2690-1979 DE-8-52-2693-1979 DE-8-52-2694-1979 DE-8-52-2695-1979 DE-8-52-2699-1979 DE-8-66-451-1977 DE-8-66-452-1977 DE-8-66-453-1977 DE-8-66-455-1977 DE-8-66-456-1977 DE-8-66-458-1977 DE-8-66-459-1977