Today's free book is Koos, the Hottentot: Tales of the Veld by Josef Marais (1945), with illustrations by Henry Stahlhut. For the table of contents, check at the bottom of this post below the image.
The book is available at Hathi Trust (I have not checked for other online sources).
Table of Contents
Raincow and Baboon King
The Honeybird and the Mamba
The Queen Serpent of the Rivers
Windbird and the Sun
Echo and Mirage
Hammerhead and Bullfrog
Moon and the Rock Swallows
Porcupine and Dassie
Mantis, the Hottentot God
Dawn and Dusk