H.H. · H. H. Vick · H Hughes · Helen Hughes
| title | media type | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Charlotte | Paperback | 978-1-57098-282-8 | 1999 | |
| Shadow | " | 978-1-57098-195-1 | 1998 | |
| Tag Against Time | School & Library Binding | 978-0-613-82656-3 | 2005 | H. H. Vick |
| Tag Against Time | Paperback | 978-1-57140-007-9 | 1996 | |
| Walker of Time | " | 978-0-943173-80-1 | 1993 | |
| Walker of Time: Teacher's Guide | " | 978-1-57140-004-8 | 1996 | |
| Walker's Journey Home | " | 978-1-57140-001-7 | 1995 | |
Harbinger House · Roberts Rinehart · Turtleback Books