| Main centres: | 1-3 business days |
| Regional areas: | 3-4 business days |
| Remote areas: | 3-5 business days |
Hardcover published by the Vaal River Catchment Association, July 1962, a bilingual compilation of papers read at a symposium on the future of the Vaal River, Johannesburg, October 30 and 31, 1961. Externally the book is in a generally worn condition, but is still well bound, and internally all pages are clean and undamaged.
