Union depot at Sidnaw, Michigan (Duluth, South Shore & Atlantic crossing of the Milwaukee Road).  Below, Sidnaw's gated interlocking in the 1980's.  The diamond was protected by 4 2-aspect signals as well as gates.  This photo looks west on the former DSS&A main line.  [Greg Bunce]

Below, a 1980's photo of the railroad grade crossing at Sidnaw.   [Rob Kitchen]