This is a side view of the guts of a one character Solari soft flap module. This is the type of mechanical display used in some transportation hubs that have a flap for each letter. The motor turns ...

This is a side view of the guts of a one character Solari soft flap module. This is the type of mechanical display used in some transportation hubs that have a flap for each letter. The motor turns ...

Philadelphia's famous Solari split-flap board, the centerpiece of 30th Street Amtrak station, is officially departing. Crews were spotted at 30th Street Station on Thursday night beginning to ...

You hear it before you see it—the whirring clack of plastic flaps as they turn over to display a new set of numbers and letters. For more than three decades, a mechanical flip board made by the ...

The iconic flap board once mounted inside 30th Street Station has found a new, temporary home inside the Railroad Museum of Pennsylvania. Now, nostalgic Philadelphians can visit the Solari in ...