Telecom history (1889): Which invention was first installed at a bank in Hartford, Connecticut? Context: Late-19th-century public telephony; coin-operated device debuted in a banking hall. Choose the correct device.

Given data

• Place: Hartford, Connecticut.
• Year: 1889.
• Venue: a bank.

Reasoning
In 1889, inventor William Gray installed the first successful pay telephone in a Hartford bank. Cash registers and pneumatic tubes existed earlier in other settings; ATMs arrived much later (1960s–70s).

Common pitfalls

• Choosing ATM due to the bank context—ATMs were not invented until the mid-20th century.

Final Answer
The pay (coin-operated) telephone was first installed there in 1889.