Above, the Mackinaw City union depot and yard in July, 1935.  [Charles Milliken photo, Doug Leffler Collection].  Below, NYC 3119 pulls in with Train 395, the Northerner at Mackinaw City in August, 1954.  [Neil Plagens photo, Greg Bunce Collection]

Above, Detroit & Mackinac 977 switches the Artrail at Mackinaw City on June 10, 1980.  Michigan Northern engine 4204 is in the background.   Below, D&M 1077 and MIGN 539 are photographed at Mackinaw City on September 5, 1980  [Both photos, Neil Plagens]

Above a view of the Mackinaw City depot looking east above a series of hopper cars.  [Cecil Hommerding photo, Doug Leffler Collection].  Below, Michigan Northern Alcos 1617 and 2037 in the snow at Mackinaw City on December 13, 1977  [Neil Plagens]

Above, Pennsylvania Railroad 5806 noses out of the  Mackinaw City Roundhouse in 1961.  Below, another view.     [Both photos, Neil Plagens]

PRR's Northern Arrow is photographed leaving Mackinaw City in 1961.  Note the pipe above the diesel locomotive, which was used for inductive train communications with the dispatcher through line-side wires.  This type of early communications was unique to the PRR in Michigan.  [Neil Plagens photo, Greg Bunce Collection]