| title | media type | ISBN-13 | year of publication |
|---|---|---|---|
| Cædmon, the First English Poet | Paperback | 978-1-144-91048-6 | 2010 |
| The History of English Rule and Policy in South Africa: A Lecture Delivered in the Lecture Room, Nelson Street, Newcastle-Upon-Tyne | Hardcover | 978-0-332-69299-9 | 2018 |
| The History of English Rule and Policy in South Africa: A Lecture Delivered in the Lecture Room, Nelson Street, Newcastle-Upon-Tyne | Paperback | 978-1-334-03404-6 | 2018 |
| The History of English Rule and Policy in South Africa: A Lecture Delivered in the Lecture Room, Nelson Street, Newcastle-Upon-Tyne, on Friday, the 30th May, 1879 | Hardcover | 978-1-356-00116-3 | 2016 |
R. S. · R. Spence · R. Watson · Robert S. · Robert S. Watson · Robert Spence · Robert W. · Robert Watson · S W · S. Watson
Forgotten Books · Nabu Press · Palala Press