212 U.S.

Duration: 17 min

Format: 16mm

Description: Whistle Signals for Approaching Steam Vessels U.S. Department of the Navy, (Rules of the Nautical Road Se How to use -and 3 blast signals, 1, 2, danger signal, and bend signal in various approaching situations. Animated drawings

Complete Record: Film number: MN 202-j Type: Motion Picture

Metadata Source:3434 U.S. Government Films