| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| The Great Gypsy Moth War: A History of the First Campaign in Massachusetts to Eradicate the Gypsy Moth, 1890-1901 | 978-1-55849-479-4 (1-55849-479-O) | 2005 |
R. S. · Robert C. Spear · Robert J. Spear · Robert K. Spear · Robert S.