Description: Hissing pumping of a rhythmic piston on a 1912 engine. Stereo.

Description: Active, sputtering, churning small vintage 2 cylinder engine. Stereo.

Description: Close on the rhythmic exhaust of a vintage 1949 engine slowly sputtering. Stereo.

Description: Active pumping, churning/hissing of cylinders on a vintage 1910 engine. Stereo.

Description: Old medium large gas engine. Deep rhythmic combustion. Stereo.

Description: Close up field recording on pile driver in action. Stereo.

Description: Industrial branch grinder. Close and distant field recording.

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