Rotary OM now sits down by the oil dock. Photo by Dave Dye on July 5, 2015.

Rotary OM as it looked on July 5, 2008.

A look at some of the controls inside of OM. Photo by Dave Dye on June 18, 2010.

A view of the pipes and two doors leading back to the boiler. June 18, 2010.

On June 18, 2010 some of the hatches had been opened up on OM to provide this view of the bevel gears.

One of the cylinders and valve chest as seen through a side hatch on OM. June 18, 2010.

The backhead.

A view down the side of the boiler with an air pump visible at the top of the shot. June 18, 2010.

A view of the front end of the tender on June 18, 2010.

Rotary OM in the Chama yard on August 14, 1994.