A man using an electric overhead traveller to lower metal items into the tank in the zinc galvanising shop in Number 1 Boiler Shop in Chatham Dockyard

A man using an electric overhead traveller to lower metal items into the tank in the zinc galvanising shop in Number 1 Boiler Shop in Chatham Dockyard. Six metal spikes suspended from hooks are now completely immersed in the liquid zinc. The photographer is looking across the tank. A vertical format image.