No daughter colonies of the 4a were tested yet.
3 tested queens were mated at the mating station:
DE-8-52-1200-1964 DE-16-73-613-1964 DE-16-137-54-1964
11 daughter colonies of queens mated at the mating station were tested:
DE-8-52-1432-1967 DE-16-137-188-1967 DE-16-137-189-1967 DE-16-137-190-1967 DE-16-137-191-1967 DE-16-137-201-1967 DE-16-137-215-1967 DE-16-137-219-1967 DE-16-137-221-1967 DE-16-137-223-1967 DE-16-137-226-1967