Material: plastic. Size: 2 1/2" W. x 3 3/4" L. Description: black and white film image - pictured are 23 men in front of a Chicago & Northwestern engine; one row of men is sitting on the ground, behind them is a row of men standing, one man is standing on steps of engine, one men is sitting in the window; identified as Waseca railroad workers, Albert C. Neidt is fourth from left in front row.