This miners lamp is a safety lamp with a wick and oil vessel burning heavy vegetable oil.

Miners Lamp

This miners lamp is a safety lamp with a wick and oil vessel burning heavy vegetable oil.

A lamp surrounded with a cylinder of wire gauze, to give light in mines, without the danger of setting fire to inflammable gases.

Safety-lamp

A lamp surrounded with a cylinder of wire gauze, to give light in mines, without the danger of setting…