"River Queen" was sold by the New Bedford, Martha's Vineyard, and Nantucket Steamboat Co. in 1893 to the Mount Vernon & Marshall Hall Steamboat Co. of Washington, D.C. During 1897–1900 the "Record of American and Foreign Shipping" lists the "River Queen" as a 181' long, 426-ton sidewheeler hailing out of New Bedford, owned by "Mt.Vernon & Marshall Hall S. B. Co." and under the command of a Capt.