One of the two main motors (of the type known as a Z-drive) aboard the Ron Brown. Much like an outboard motor, they consist of engines and generators. Image courtesy of Hudson Canyon Cruise 2002, NOAA/OER.
One of the two main motors (of the type known as a Z-drive) aboard the Ron Brown. Much like an outboard motor, they consist of engines and generators. Image courtesy of Hudson Canyon Cruise 2002, NOAA/OER.