Rolling chain links
Recording 1, at Olofsfors Iron Works. Iron rods are rolled into a link shape package. Before welding the chain the workers have…

Put on your headphones and experience what historical ears sounded like.
Recording 1, at Olofsfors Iron Works. Iron rods are rolled into a link shape package. Before welding the chain the workers have…
In the chain forge iron links are welded into a chain. Forge welding is a solid-state welding process that joins two pieces…
Adjusting the Trip hammer with a sledge hammer A Trip hammer is made by cast iron and timber. All assemblies between iron…
Sounf of typing on Optima M12. It is a type-bar typewriter classic for the mid-twentieth century. The typewriter’s platen is 34 centimetres…
Sound of inserting paper into the typewriter Optima M12. It is a type-bar typewriter classic for the mid-twentieth century. The typewriter’s platen…
Analogue telephone with a rotary dial. The Tulipan telephone was designed for domestic purposes and produced by Radom Telecommunication Company (RWT) in…
Used to cut the lid and bottom into a circle. An oblique blade cut a round cap while a planer blades phasing…
Planes the assembled lid or bottom. Manufactured by Osbyverken, Sweden, in the 1930s. Maximum sound level: 106 dB. The background sound from…
Planes edges of parts to the lid and bottom of the drittel/barrel Unknown Manufacturer. Maximum noise level: 104 dB. The background sound…
The machine is called Knösen. The machine planes a groove in both ends of the planks so that the top and bottom…
Planes the sides of each plank so that they have an oval shape and fit together to form a drittel/barrel. Manufactured by…
Planes both sides of the planks at the same time. The plank gets a contoured / rounded shape to fit in the…
Hjem-IS (Denmark, Norway), Hemglass (Sweden) or Kotijäätelö (Finland), all meaning "Home Ice Cream", is a Northern European brand of ice cream. It…
A common peace disturber in the residential neighborhood. Black & Decker Voltage: 230 V ac Power input: 380 W Blade strokes (no…
A bicycle, a couple of cars and pedestrians all passing the corner of Tunnbindargatan och Sandgatan in Norrköping, Sweden. People talking in…
A wind turbine is a device that converts kinetic energy from the wind into electrical power. Horizontal-axis wind turbines (HAWT) have the…