Piet Potter's first case

Piet Potter's first case1980
About this book
A boy detective uses a blank sheet of paper, a key, and a subway map to help a neighbor solve a puzzling message in a will.
Details
- First published
- 1980
- OL Work ID
- OL1851399W
Subjects
Mystery and detective storiesJuvenile fictionDetective and mystery storiesPiet Potter (Fictitious character)City and town lifeFiction