"All sounds travel in waves much the same as ripples in water." Educational film produced by Bray Studios New York, which was the dominant animation studio based in the United States in the years surrounding World War I.
| Release Date | April 27, 1919 | |
|---|---|---|
| Status | Released | |
| Original Title | How the Telephone Talks | |
| Runtime | 7min | |
| Budget | — | |
| Revenue | — | |
| Language | No Language | |
| Original Language | English | |
| Production Countries | United States of America | |
| Production Companies | J.R. Bray Studios | |