Hardly Boys in "The Case of the Shopkeeper's Secret"
Matchless Books · 2007-2007 · 1 issues · issue files for this publisher are coming; the series record is complete
Matchless Books · 2007-2007 · 1 issues · issue files for this publisher are coming; the series record is complete
| Issue | Key date | On record |
|---|---|---|
| #[nn] | 2007-00-00 |