H.S. · H.T. · Harry T. Sutton · T.S.
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Air travel: Into the space age | 978-0-304-93347-1 (0-304-93347-3) | 1969 | |
| Air travel: They wanted to fly | 978-0-304-93346-4 (0-304-93346-5) | 1969 | |
| History Workshop 4: Sea Travel Across the Oceans | 978-0-304-93349-5 (0-304-93349-X) | 1969 | G. Lewis |