| Contents |
Allies Sink a German U-Boat During World War I ca. 1917 (0:25) |
| Abstract |
During World War I, Germany became the first nation to utilize submarines for large-scale warfare. These ships posed a great threat to Allied shipping until the development of anti-submarine weaponry. |
| General note | Originally released by WPA Film Library, 1917. |
| General note | Streaming video file encoded with permission for digital streaming by Infobase on August 31, 2007. |
| Access restriction | Access requires authentication through Films On Demand. |
| Technical details | Streaming video file. |
| Technical details | System requirements: Films On Demand platform. |
| Language | Closed-captioned. |
| Source of description | Title from distributor's description (Infobase, Nov. 2, 2015) |
| Genre/form | Internet videos. |
| Genre/form | Newsreels. |
| Publisher number | 38471 Infobase |
