Alexander Oja (American, 1903-1976). Pair of color lithographs depicting Minnesota scenes, titled “Grain King,” and “Filling Stations,” respectively. Both pencil signed and titled along the lower margin. (Unframed Lithograph) Height: 18 1/2 in x width: 15 in. (Framed Lithograph) Sight; Height: 13 1/4 in x width: 17 in. Framed; Height: 23 1/4 in x width: 26 1/2 in.