Bill Breed · W. B · W. Breed · William B.
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Geologic Guide to the Bright Angel Trail, Grand Canyon, Arizona | 978-99971-3-140-9 (99971-3-140-1) | 1986 |
| Geologic Map of the Eastern Part of the Grand Canyon | 978-0-938216-06-3 (0-938216-06-6) |