No daughter colonies of the 4a were tested yet.
8 tested queens were mated at the mating station:
DE-8-208-157-1974 DE-8-208-158-1974 DE-8-208-159-1974 DE-8-208-160-1974 DE-8-208-161-1974 DE-8-208-162-1974 DE-8-208-163-1974 DE-8-208-164-1974
6 daughter colonies of queens mated at the mating station were tested:
DE-8-208-222-1977 DE-8-208-223-1977 DE-8-208-224-1977 DE-8-208-225-1977 DE-8-208-226-1977 DE-8-208-227-1977