Describir: Field Rotation, Governors State University, Park forest South, 1981 :

 ______      ___     __   _    _    _               ______    _____   
|      \\   / _ \\  | || | || | || | ||     ___    /_   _//  / ____|| 
|  --  //  / //\ \\ | '--' || | || | ||    /   ||   -| ||-  / //---`' 
|  --  \\ |  ___  ||| .--. || | \\_/ ||   | [] ||   _| ||_  \ \\___   
|______// |_||  |_|||_|| |_||  \____//     \__ ||  /_____//  \_____|| 
`------`  `-`   `-` `-`  `-`    `---`       -|_||  `-----`    `----`  
                                             `-`                      
 __   __  
 \ \\/ // 
  \ ` //  
   | ||   
   |_||   
   `-`'