R. H. ยท Richard H.
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Godspeed, John Glenn | 978-1-59078-384-9 (1-59078-384-0) | 2006 |
| Ham the Astrochimp | 978-1-59078-459-4 (1-59078-459-6) | 2007 |
| Neil, Buzz, and Mike Go to the Moon | 978-1-59078-293-4 (1-59078-293-3) | 2005 |