Two smiths holding a red-hot billet under a steam driven power hammer in No. 1 Smithery in Chatham Dockyard.

Two smiths holding a red-hot billet under a steam driven power hammer in No. 1 Smithery in Chatham Dockyard. They are both using long-handled tongs to hold the billet in place. Another smith or hammerman is standing at the control lever of the hammer. A museum copy of a Ministry of Defence photographic print.