No daughter colonies of the 4a were tested yet.
5 tested queens were mated at the mating station:
DE-16-73-218-1960 DE-16-73-226-1960 DE-16-73-228-1960 DE-16-73-230-1960 DE-16-73-239-1960
4 daughter colonies of queens mated at the mating station were tested:
DE-16-73-311-1961 DE-16-73-313-1961 DE-16-73-315-1961 DE-16-73-317-1963