The mines in the Ruhr valley were very deep underground. This is a lift, made of steel.
Coal mining in the old days
Equipment to support tunnels.
Akira Ishida, former member of PT-Group in Cambridge
Meteorite
The shadow of the lift, a view from the top.
Steel infrastructure
Steel infrastructure
A view of Bochum from the top of the lift.
A mining family of old.
I suppose this painting depicts the sacrifices made in order to support industry.
I suppose this painting depicts the sacrifices made in order to support industry.
The brass safety-lamp was invented by Sir Humphrey Davy in 1815, fuelled by oil or naptha, and the wick contained in a metal gauze cylinder. The gauze cools any flame passing through it, so that the temperature outside the lamp is lower thanrequired to ignite any surrounding flammable gas. When in an explosive atmosphere possible in a coal mine, the explosion when the flame contacts the gas is contained within the gauze.
Mining paraphenalia
