A smith and two hammermen forging a stanchion in Number 5 Machine Shop in Chatham Dockyard. A close view of the smith, wearing green overalls, holding the shaped red hot billet on the B & S Massey steam hammer base while one of the hammermen, wearing white overalls, is holding the moulding tongs under the hammer's drophead. Transparencies numbers PCT3313 to PCT3323 were taken during the same operation.