A walk-up service window on the side of an administration building of some sort. I have a feeling the buildings were color coded.
Shadows of the rusty trestle and cold control towers on the Barker. Workers are preparing to swing over the sides of the boat to help secure her to the Minnesota Power dock.
The wings of the church had a lot more water damage than the rest. The organ on the balcony was in decent condition when I arrived.
The top floor of the nitrating house was full of switches and breakers for the operation below, each bearing a label and number. Nowadays everything is printed, but when INAAP was built, all these signs were painted by hand.