natgeofound:A man herds sheep with the help of his collies in Scotland, 1919. Photograph by William
natgeofound:A man herds sheep with the help of his collies in Scotland, 1919. Photograph by William Reed, National Geographic Creative -- source link
natgeofound:A man herds sheep with the help of his collies in Scotland, 1919. Photograph by William Reed, National Geographic Creative -- source link