Final answer:
The rowers were taken from Washington to New York City after winning the Poughkeepsie Regatta in 1923.
Step-by-step explanation:
After winning the Poughkeepsie Regatta in 1923, the rowers were taken from Washington to New York City by a boat or a ship. The specific name of the boat or ship is not mentioned in the question, so we cannot provide that information. However, it is likely that they were transported by a vessel capable of carrying the rowers and their equipment.