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New Telephone System

• 326-IM-0809-0101
• Unidad documental simple
• 1966-3-22

The Times Of Ceylon Press

Coaxial Cable

• 326-IM-0809-0104
• Unidad documental simple
• 1978-11-23

The Times Of Ceylon Press

Seven Minute Delevery: The Story of the America's Western Union Telegraph Company

• 326-IM-0809-0115
• Unidad documental simple
• 0

The Times Of Ceylon Press

The Telephone in France

• 326-IM-0809-0117
• Unidad documental simple
• 0

The Times Of Ceylon Press

The Underground Telephone Cable Chamber

• 326-IM-0809-0126
• Unidad documental simple
• 1968-6-12

The Times Of Ceylon Press

The First Swabasha Telegram at the Chunnakam Post Office

• 326-IM-0809-0137
• Unidad documental simple
• 1956-3-17

The Times Of Ceylon Press

Telephone Operators

• 326-IM-0809-0141
• Unidad documental simple
• 1982-7-21

The Times Of Ceylon Press

New Factory Will Produce the "Deltaphone"

• 326-IM-0809-0150
• Unidad documental simple
• 1965-8

The Times Of Ceylon Press

Ceylon Telephone Engineer Works on London's GPO Tower

• 326-IM-0809-0157
• Unidad documental simple
• 1966-2

The Times Of Ceylon Press

India-Srilanka Satellite Link Inauguration

• 326-IM-0809-0173
• Unidad documental simple
• 1976-6-26

The Times Of Ceylon Press