On the recording one can hear the work process of a blast furnace (year of construction 1963, modernized in 2013) at Thyssen-Krupp Steelworks being tapped. In...

This hammer is used to form the Wrought iron into bars. Sound cycle Sound 1: The hammer is lifted with an iron cog mounted on the water wheel axel. Sound...

Since the 1920s the electric tumbling barrel was used in the chain factory to smoothen the surfaces of the finished welded or forged chains. For a number...

The sound of rotation of the water wheel driving the hammer in the water smithy. The recording was realized in the historical water smithy in Gdańsk (Oliwa...

The electric whetting trestle from the 1980s is used to further refine the cutting edge of the blade from the point of the knife to the bolster. The blade...

The “slit machine”, made by Adam Baumüller GmbH in the 1990s, uses a circular saw to put the slits into the knife handles, into which the blades are...