Starting the compressor. Compressed air is used to start the diesel engine. From its first trial run in 1933 and some 30 years ahead, the H.C. Ørsted...

This Solo Engine from the Skoog brothers engine factory in Borlänge, Sweden, was built in the 1930s. It is thought to have been mobile and used to drive...

Close mono recording. This Solo Engine from the Skoog brothers engine factory in Borlänge, Sweden, was built in the 1930s. It is thought to have been...