![HMS Polyphemus was a British royal navy ironclad, torpedo ram with torped tubes from 1881 used for coastal defence, litoral combat and to sink enemy anchored ships. Illustrations from a Swiss magazine HMS Polyphemus was a British royal navy ironclad, torpedo ram with torped tubes from 1881 used for coastal defence, litoral combat and to sink enemy anchored ships. Illustrations from a Swiss magazine](https://c8.alamy.com/zooms/6/768c1280d62f4ad0828becd0d9d5c006/p701w1.jpg)
HMS Polyphemus was a British royal navy ironclad, torpedo ram with torped tubes from 1881 used for coastal defence, litoral combat and to sink enemy anchored ships. Illustrations from a Swiss magazine
![H I Sutton on Twitter: "#SubSaturday cutaway is CSS David class torpedo ram -> https://t.co/HXAX2SW8gr Not a true submarine, instead semi-submersible I have a crazy new cutaway for #SubSunday tomorrow https://t.co/C1QPArJ6Hc" / H I Sutton on Twitter: "#SubSaturday cutaway is CSS David class torpedo ram -> https://t.co/HXAX2SW8gr Not a true submarine, instead semi-submersible I have a crazy new cutaway for #SubSunday tomorrow https://t.co/C1QPArJ6Hc" /](https://pbs.twimg.com/media/FEn75V5XEAAUDHR.jpg:large)
H I Sutton on Twitter: "#SubSaturday cutaway is CSS David class torpedo ram -> https://t.co/HXAX2SW8gr Not a true submarine, instead semi-submersible I have a crazy new cutaway for #SubSunday tomorrow https://t.co/C1QPArJ6Hc" /
![HMS Polyphemus. Royal Navy torpedo ram, in service from 1881 to 1903. Designed by Nathaniel Barnaby. It was laid down at Chatham Naval Dockyard (England, Kent) on 15th June 1881. Engraving by HMS Polyphemus. Royal Navy torpedo ram, in service from 1881 to 1903. Designed by Nathaniel Barnaby. It was laid down at Chatham Naval Dockyard (England, Kent) on 15th June 1881. Engraving by](https://l450v.alamy.com/450v/2j8hxcj/hms-polyphemus-royal-navy-torpedo-ram-in-service-from-1881-to-1903-engraving-by-rico-1882-2j8hxcj.jpg)
HMS Polyphemus. Royal Navy torpedo ram, in service from 1881 to 1903. Designed by Nathaniel Barnaby. It was laid down at Chatham Naval Dockyard (England, Kent) on 15th June 1881. Engraving by
![Dreadnought Holiday on Twitter: "So for all your Martian pest control desires torpedo rams are totally what you need. For everything else there's almost certainly something better. After the Martian panic subsided Dreadnought Holiday on Twitter: "So for all your Martian pest control desires torpedo rams are totally what you need. For everything else there's almost certainly something better. After the Martian panic subsided](https://pbs.twimg.com/media/D-GQuPEX4AAn9b2.jpg)