Keywords: HMS Polyphemus (1881).jpg en Torpedo ram warship HMS Polyphemus launched at Chatham 1881 From the book 'The royal navy a history from the earliest times to the present' Vol 7 by William Laird Clowes published 1903 by S Low Marston and company London available at http //www archive org/details/royalnavy07clow Author 1881-1903 dates when in service PD-old HMS Polyphemus ship 1881 |