5 daughter colonies of the 4a were tested:
DE-8-52-51-1969 DE-8-52-52-1969 DE-8-52-53-1969 DE-8-52-54-1969 DE-8-52-1718-1969
18 tested queens were mated at the mating station:
DE-8-136-2277-1971 DE-8-136-2278-1971 DE-8-136-2279-1971 DE-8-136-2281-1971 DE-8-136-2282-1971 DE-8-136-2283-1971 DE-8-136-2284-1971 DE-8-136-2285-1971 DE-8-136-2286-1971 DE-8-136-2287-1971 DE-8-136-2288-1971 DE-8-136-2291-1971 DE-8-207-708-1971 DE-8-207-712-1971 DE-8-207-714-1971 DE-8-207-801-1971 DE-8-207-803-1971 DE-8-207-812-1971
13 daughter colonies of queens mated at the mating station were tested:
DE-8-136-8-1973 DE-8-136-20-1973 DE-8-136-24-1973 DE-8-136-25-1973 DE-8-136-29-1973 DE-8-136-32-1973 DE-8-136-2960-1974 DE-8-136-2961-1974 DE-8-136-2964-1974 DE-8-136-2966-1974 DE-8-136-2967-1974 DE-8-136-2972-1974 DE-8-136-2978-1974