American bark sails from Buenos Aires to New York in thirty-six days, fastest on record
The bark Dawn, under the command of Captain Chase, completed the fastest voyage yet between Buenos Aires in Argentina and a United States port when she reached New York Harbor around two o'clock in the afternoon. He had left Buenos Aires thirty six days before and was able to deliver news dated as late as May 5, 1860 to the city's newspapers. (By John Osborne)
Francis Vincent, Vincent's Semi-Annual United States Register.... 1st of January and 1st of July, 1860 (Philadelphia: Francis Vincent, 1860), 523.
"From Buenos Ayres," New York Times, June 12, 1860