SANITATION IN JOHANNESBURG—DISEASES OF CENTRAL SOUTH AFRICA.
The great diamond mines of Kimberley and the richest gold mines in the world at Johannesburg are only fifteen hours apart by rail. Nature has deposited here within this limited space her richest treasures in the very heart of what was but a few years ago the Dark Continent. These mining cities are situated on the highest elevation of the interior plateau of South Africa, and the diseases prevailing here are representative of the diseases of that part of Africa. Thanks to Dr. Charles Porter, the health officer of Johannesburg, I was given every facility to get a good insight into this subject, besides familiarizing myself with sanitary matters in the city of Johannesburg. The city has about 210,000 inhabitants, 80,000 whites, the same number of negroes, and 50,000 Chinese. Dr. Porter is the busiest man in the city. He has made sanitation