| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| A List of Anniversaries of Remarkable Astronomical Discoveries and Occurrences | 978-O-85792-OOO-3 (O-85792-OOO-6) | 2010 |
G J · G J Walker · G. W. · G. Walker · George J. · George W. · George Walker · J. W. · J. Walker