People/Characters Biff Hooper
Works (7)
- The Missing Chums by Franklin W. Dixon
- The Secret of the Caves by Franklin W. Dixon
- The Mystery of Cabin Island by Franklin W. Dixon
- The Mystery of the Flying Express by Franklin W. Dixon
- The Wailing Siren Mystery by Franklin W. Dixon
- The Viking Symbol Mystery by Franklin W. Dixon
- The Yellow Feather Mystery by Franklin W. Dixon
Description
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