They lived on Milk Street across from the Old South Church until he was six, when they took a larger house on Hanover Street. A blue ball hung over the door, serving to identify the house in lieu of street numbers. In June 1713, a firm of slave traders advertised “three able Negro men and three Negro women ... to be seen at the house of Mr. Josiah Franklin at the Blue Ball.” Josiah kept no slaves himself but had a shed in which he allowed these captives to be housed.