Here's the innocent-looking yard lead from the top; the machines were installed on the three-way, and the next switch down (leading to the 3rd yard track).

Here's an overall view from below; that benchwork is only about 12" deep here; very tight working conditions.

Here's the control rods and how they just miss the hidden track below the yard lead. I love small digital cameras; I can't see this otherwise.

And here's a closeup of the machines for the 3-way turnout:

And a closeup of the machine for the track 3:
