14 daughter colonies of the 4a were tested:
CH-51-101-1558-1983 CH-51-101-1559-1983 CH-51-101-1722-1984 CH-51-101-1723-1984 CH-51-101-1724-1984 CH-51-101-1725-1984 CH-51-101-1726-1984 CH-51-101-1876-1985 CH-51-101-1877-1985 CH-51-101-1878-1985 CH-51-103-1566-1983 CH-51-104-1567-1983 CH-51-105-1703-1984 CH-51-105-1704-1984
3 tested queens were mated at the mating station:
CH-51-100-2214-1986 CH-51-106-2091-1986 CH-51-106-2204-1986
No daughter colonies from colonies mated at the station were tested yet.