| Author: | Robinson, Warren F. |
| Subject: | PZ, Detective and mystery stories, United States. Federal Bureau of Investigation -- Juvenile fiction |
| Format: | Electronic text |
| Date issued: | 2023 |
| Language: | English |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | The G-man's son at Porpoise Island [electronic resource] / Warren F. Robinson |