American submarine USS Viper making non-stop voyage according to the Dutch magazine Marineblad dated 1910-1911 no. 7

An item reported that the American 135 tons submarine Viper made a non stop voyage of 487 miles from Charleston, USA-Annapolis, USA.(1)

Note
1. Launched by Fore River Shipbuilding Company, Quincy, Massachusetts, USA on 30 March 1907, commissioned on 18 October 1907, renamed B-1 on 17 November 1911 and sunk while used as a target after she was decommissioned at Cavite, Philippines on 1 December 1921.