| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| On the Trail of Robert Service | 978-0-946487-24-0 (0-946487-24-3) | 1991 |
| The Scots and Their Oats | 978-1-874744-80-1 (1-874744-80-7) | 1998 |
| The Scottish Wedding Book | 978-1-84282-010-0 (1-84282-010-9) | 2002 |
G.L. · G. W. · G.W. Lockhart · G. Wallace · W.L.