1918

1920

1919

40B Railroad Phone

40B Railroad Phone

Western Electric

Screw Machine Products 36 station "Select-O-Phone" desk set

Screw Machine Products 36 station "Select-O-Phone" desk set

Screw Machine Products Co.

Bell system introduces rotary dialing, and the first dial candlestick

Bell system introduces rotary dialing, and the first dial candlestick

PDF: AT&T Annual Report, 1919

AT&T Annual Report, 1919

Ad: AE PAX

AE PAX

Theodore Gary acquires Automatic Electric

Julia O'Connor leads the first telephone operators' strike