9,000 motion picture theatres in U.S. are now wired for sound.
| Artifact Type | Books, Sources, Statistics |
| Publication | The 1930 Film Daily Year Book |
| Place | New York, NY |
| Publisher | The Film Daily |
| Publication Date | 1930 |
| Page(s) | 3 |
| Archive | The Internet Archive |
| Read In Context | https://archive.org/stream/filmdailyyearboo00film_0#page/n37/mode/2up |
| Citation |
“Motion Picture Facts,” in The 1930 Film Daily Year Book, (New York, NY: The Film Daily, 1930). |
| Tags | 19301930s |