| Author: | Snell, Roy J. (Roy Judson), 1878-1959 |
| Subject: | PZ, War stories, World War, 1939-1945 -- Juvenile fiction, Radar -- Juvenile fiction, Spies -- Juvenile fiction |
| Format: | Text |
| Date issued: | 2018 |
| Language: | English |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | Secrets of Radar [electronic resource] / Roy J. Snell |