Mesa County country school field day In the early Twentieth century, country schools from Mesa County gathered in Lincoln Park to hold a field day, with graduation ceremonies following in the Lincoln Park Barn. According to oral history interviewee Bertha Schlegel, attendees included students from schools in Pomona, Plateau Valley, Molina, Collbran, Loma, Mack, the Redlands, Clifton, Orchard Mesa, Escalante and Glade Park. Schlegel attended her field days in the 1920's. event:461