| Author: | Bonner, Richard, 1880-1952 |
| Subject: | PZ, Antiaircraft guns -- Juvenile fiction, Inventors -- Juvenile fiction |
| Format: | Text |
| Date issued: | 2018 |
| Language: | English |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | The Boy Inventors and the Vanishing Gun [electronic resource] / Richard Bonner |