8 daughter colonies of the 4a were tested:
DE-4-143-602-1976 DE-4-143-604-1976 DE-4-143-606-1976 DE-4-143-608-1976 DE-4-143-609-1976 DE-4-143-610-1976 DE-4-143-641-1976 DE-4-143-648-1976
10 tested queens were mated at the mating station:
DE-4-29-56-1978 DE-4-29-58-1978 DE-4-29-59-1978 DE-4-29-61-1978 DE-4-29-62-1978 DE-4-29-63-1978 DE-4-29-64-1978 DE-4-29-65-1978 DE-4-29-69-1978 DE-4-199-5-1978
10 daughter colonies of queens mated at the mating station were tested:
DE-4-29-159-1981 DE-4-29-161-1981 DE-4-29-164-1981 DE-4-29-168-1981 DE-4-29-174-1981 DE-4-29-175-1981 DE-4-29-176-1981 DE-4-29-178-1981 DE-4-29-180-1981 DE-4-199-37-1981