. . "Dance-class minesweeper"@en . . "The Dance class minesweepers were originally designed as a shallow-draft twin-screw tunnel tugs, and were taken over by the Admiralty as coastal minesweeping sloops. They were completed between November 1917 and September 1918 under the Emergency War Programme."@en . . . . "The Dance class minesweepers were originally designed as a shallow-draft twin-screw tunnel tugs, and were taken over by the Admiralty as coastal minesweeping sloops. They were completed between November 1917 and September 1918 under the Emergency War Programme."@en . . . . . . . .