Wikimedi'Òc

Stele of Nagasaki Telephone Exchange Office.jpg - そらみみ

Telephone-operators-Japan-1902.jpg - Nesnad

Site of Former Nagasaki Telephone Exchange Office.JPG - そらみみ

Toyama telephone switching station.jpg - 赤座

Tokyo chuo denshin kyoku.jpeg - 草刈機

NTT Telex service introduction 1956.jpg - Darklanlan

NTT Model C400 Crossbar Exchange.jpg - Darklanlan

Telephone operators in Tokyo Telephone Exchange.jpg - Darklanlan

KDD telephone exchange in 1960s.jpg - Darklanlan

Step by step exchange in NTT Kasumigaseki Telephone Center.jpg - Darklanlan

Fuji Bank private telephone exchange network.png - Darklanlan

Long distance operators in Tokyo Telephone Exchange.jpg - Darklanlan

NTT telephone exchange display.jpg - Darklanlan