KIOF

KIOF began broadcasting in Midland, Texas on June 1, 1977.  According to the 1985 Broadcasting Yearbook, they carried a Top-40 format when this centennial anniversary sticker was printed.  104.7 FM is currently the Regional Mexican station KTXC. 
Midland was founded as a midway point between Fort Worth and El Paso on the Texas and Pacific Railroad.  The train is pictured to reflect Midland's roots as a railroad town.