| Main centres: | 1-3 business days |
| Regional areas: | 3-4 business days |
| Remote areas: | 3-5 business days |
"In 1908 the Lecture Committee of the South African Association for the Advancement of Science did me the honour of inviting me to give the "South African Lectures" for 1909, and suggested that, in view of Darwin's Centenary, the subject of the course should be Darwinism."
