3 daughter colonies of the 4a were tested:
DE-8-52-173-1969 DE-8-52-1733-1969 DE-8-52-1740-1969
23 tested queens were mated at the mating station:
DE-8-69-22-1970 DE-8-69-23-1970 DE-8-69-25-1970 DE-8-69-26-1970 DE-8-69-33-1970 DE-8-69-34-1970 DE-8-69-35-1970 DE-8-69-37-1970 DE-8-69-38-1970 DE-8-69-41-1970 DE-8-69-42-1970 DE-8-93-39-1970 DE-8-93-40-1970 DE-8-93-41-1970 DE-8-93-45-1970 DE-8-93-47-1970 DE-13-4-870-1970 DE-13-4-871-1970 DE-13-4-872-1970 DE-13-4-874-1970 DE-13-4-876-1970 DE-13-4-877-1970 DE-13-4-879-1970
25 daughter colonies of queens mated at the mating station were tested:
DE-8-69-1-1973 DE-8-69-2-1973 DE-8-69-5-1973 DE-8-69-8-1973 DE-8-69-9-1973 DE-8-69-13-1973 DE-8-69-19-1973 DE-8-69-22-1973 DE-8-93-2-1972 DE-8-93-3-1972 DE-8-93-4-1972 DE-8-93-6-1972 DE-8-93-7-1972 DE-8-93-9-1972 DE-8-93-25-1973 DE-8-93-28-1973 DE-8-93-31-1973 DE-8-93-32-1973 DE-8-93-34-1973 DE-8-93-35-1973 DE-8-93-36-1973 DE-13-4-301-1972 DE-13-4-302-1972 DE-13-4-307-1972 DE-13-4-308-1972