"HMS Hydra (1871)" . . . . . . . . "Hydra" . "1870-12-28" . "''Hydra''" . . "194334.0" . "20.372" . "13.716" . "Sold forscrap7 July 1903" . "68.58" . . "HMS Hydra was launched" . "HMS ''Hydra'' (1871)" . . "1877-05-31" . . "1871-07-18" . "HMS Hydra (1871)" .