"630" on negative.
Detroit Publishing Co. no. 05300.

Nelson Robinson's centerboard schooner Atlantic (Philip R. Ellsworth design, built in 1886 at the John F. Mumm shipyard, New York). She had been launched as a sloop candidate for the 1886 America's Cup defence. She was later converted to a schooner and is pictured here on August 8th, 1892, in the Morgan Cup leg of the New York Yacht Club's annual cruise.