for the
manufacture of pottery."23 He adds: "The fact that so many important
aspects of culture were introduced together over such a wide area and so
rapidly makes it highly probable that the beginnings of iron-using in sub-
equatorial Africa [were] brought about as a result of the physical move-
ment of substantial numbers of people ....
[I]t is likely that these people
were speakers of Bantu languages."24
Their arrival was nonetheless almost certainly not a simple process of
mass migration from the north and exclusion of the previous inhabitants.
12