8 daughter colonies of the 4a were tested:
DE-8-3-111-1974 DE-8-3-117-1974 DE-8-3-121-1974 DE-8-3-124-1974 DE-8-3-128-1974 DE-8-3-129-1974 DE-8-3-130-1974 DE-8-3-131-1974
18 tested queens were mated at the mating station:
DE-4-65-3-1977 DE-4-65-4-1977 DE-4-65-7-1977 DE-4-65-8-1977 DE-4-65-9-1977 DE-4-65-10-1977 DE-4-65-11-1977 DE-4-65-12-1977 DE-4-65-13-1977 DE-4-65-14-1977 DE-4-65-16-1977 DE-4-65-17-1977 DE-4-65-18-1977 DE-4-65-19-1977 DE-4-65-20-1977 DE-4-65-21-1977 DE-4-65-22-1977 DE-4-65-24-1977
6 daughter colonies of queens mated at the mating station were tested:
DE-4-65-27-1979 DE-4-65-28-1979 DE-4-65-39-1979 DE-4-65-46-1979 DE-4-65-50-1979 DE-4-65-51-1979