59 daughter colonies of the 4a were tested:
DE-4-65-1-1972 DE-4-65-2-1972 DE-4-65-3-1972 DE-4-65-4-1972 DE-4-65-5-1972 DE-4-65-6-1972 DE-4-65-7-1972 DE-4-65-8-1971 DE-4-65-8-1972 DE-4-65-9-1972 DE-4-65-11-1972 DE-4-65-12-1972 DE-4-65-13-1972 DE-4-65-14-1972 DE-4-65-16-1972 DE-4-65-17-1972 DE-4-65-18-1972 DE-4-65-22-1972 DE-4-65-25-1972 DE-4-65-26-1972 DE-4-65-27-1972 DE-4-65-29-1971 DE-4-65-29-1972 DE-4-65-30-1971 DE-4-65-30-1972 DE-4-65-31-1972 DE-4-65-33-1971 DE-4-65-35-1971 DE-4-65-37-1972 DE-4-65-38-1972 DE-4-65-39-1972 DE-4-65-40-1972 DE-4-65-42-1972 DE-4-65-43-1972 DE-4-65-50-1971 DE-4-65-59-1971 DE-4-65-122-1972 DE-4-65-123-1972 DE-4-65-124-1972 DE-4-65-130-1972 DE-4-65-131-1972 DE-4-65-143-1972 DE-4-65-145-1972 DE-4-65-146-1972 DE-4-65-147-1972 DE-4-65-148-1972 DE-4-65-149-1972 DE-4-65-150-1972 DE-4-65-151-1972 DE-4-65-152-1972 DE-4-65-153-1972 DE-4-65-154-1972 DE-4-65-155-1972 DE-4-65-156-1972 DE-4-65-331-1971 DE-4-65-332-1971 DE-4-65-333-1971 DE-4-65-336-1971 DE-4-65-340-1971
7 tested queens were mated at the mating station:
DE-4-218-5-1974 DE-4-218-6-1974 DE-4-218-7-1974 DE-4-218-10-1974 DE-4-218-12-1974 DE-4-218-13-1974 DE-4-218-17-1974
15 daughter colonies of queens mated at the mating station were tested:
DE-4-218-7-1977 DE-4-218-11-1977 DE-4-218-14-1977 DE-4-218-16-1977 DE-4-218-18-1977 DE-4-218-19-1977 DE-4-218-20-1977 DE-4-218-26-1977 DE-4-218-27-1977 DE-4-218-29-1977 DE-4-218-30-1977 DE-4-218-34-1977 DE-4-218-35-1977 DE-4-218-38-1977 DE-4-218-51-1977