No daughter colonies of the 4a were tested yet.
19 tested queens were mated at the mating station:
DE-13-9-713-1972 DE-13-9-716-1972 DE-13-9-718-1972 DE-13-9-719-1972 DE-13-9-720-1972 DE-13-9-726-1972 DE-13-9-749-1972 DE-13-37-626-1972 DE-13-37-627-1972 DE-13-37-628-1972 DE-13-37-629-1972 DE-13-37-631-1972 DE-13-37-632-1972 DE-13-37-633-1972 DE-13-37-635-1972 DE-13-37-636-1972 DE-13-37-637-1972 DE-13-37-638-1972 DE-13-37-640-1972
7 daughter colonies of queens mated at the mating station were tested:
DE-13-9-874-1974 DE-13-9-876-1974 DE-13-9-878-1974 DE-13-9-879-1974 DE-13-9-880-1974 DE-13-9-882-1974 DE-13-9-885-1974