"A New System of Alternate-Current Motors and Transformers" paper was read before the American Institute of Electrical Engineers (now the IEEE) at Columbia University in New York.
Nikola Tesla Timeline
Tesla's Speech Before AIEE
Tesla Sells A.C. Patents
Tesla sells patents for A.C. Polyphase System to George Westinghouse for $25,000 in cash, $50,000 in notes and a royalty of $2.50 per horsepower for each motor.
Travels To Pittsburgh
Tesla travels to Westinghouse headquarters in Pittsburgh to finalize the contract for the A.C. Polyphase system and to help develop his motor. He stays there for around one year.