PART I, Deals with the Smoking of Dagga ameng the
various Dative races of South Africa. This has
been gone into fully as the literature on the
subject is scanty. Further the description is a
general one and does not apply to any tribe in
particular. Although somewhat of a digression the
question of "Black Peril" cases has been included,
because many people believe Dagga to be one of'
the causal factors.
PART II. Deals with the Insanity resulting from
Dagga smoking. The subject has been treated in
the manner usually adopted in text books. Any
figures quoted are entirely original and are in all
instances vouched for by statistics compiled from