| Author: | United States. Army. Signal Corps |
| Subject: | UG, United States. Army -- Communication systems, Signals and signaling |
| Format: | Text |
| Date issued: | 2013 |
| Language: | English |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | Visual Signaling [electronic resource] / United States. Army. Signal Corps |