Graham, Robert Haldane Carson.

Under seven Congo kings / by R.H. Carson Graham, for thirty-seven years a missionary in Portugues Congo ; with a foreword by Gwilym O. Griffith. - London : Carey Press, [1931]

`Concerning Congo' -- an annotated bibliography comp. by Mercier Gamble: p. 256-293.


Missions -- Angola.--Missions -- Angola.
Baptists -- Missions.--Baptists -- Missions.


Angola -- History.--Angola -- History.