Coolspring Spotlight: 1911 15 HP Foos

The 1911 15 HP Foos engine is paired with a 12 KW dynamo.

The 1911 15 HP Foos driving a 12 KW dynamo
The 1911 15 HP Foos is driving a 12 KW dynamo. The combo powers the incandescent lights in the building.
Photo courtesy the Gas Engine Magazine staff