Long Distance Telephone Calls: Speeding Speech - circa 1950 - CharlieDeanArchives / Archival Footage
16.4 هزار بار بازدید -
11 سال پیش
-
Automation in the telephone industry
Automation in the telephone industry dispenses with operator long distance dialing to complete calls faster. .
CharlieDeanArchives - Archive footage from the 20th century making history come alive!
CharlieDeanArchives - Archive footage from the 20th century making history come alive!
11 سال پیش
در تاریخ 1392/08/10 منتشر شده
است.
16,472
بـار بازدید شده