1926  At The Pas (Manitoba) dog derby of 1923 a train of dogs ran the course of 200 miles in 24 hours, 51 minutes.
1958  The main event is the dog derby, which is run over a course about 140 miles long. This race was first held in March of 1915.
1966  In all respects, this dog derby represented a resounding triumph for the tiny isolated village of Old Crow.
2 a winter carnival or exhibition featuring dog-team races and other contests.
1958  Yellowknife Dog Derby. Held under the sponsorship of the Yellowknife Fish and Game Association, the derby's main event is a 30-mile dog-team race on the ice of Yellowknife Bay. . . .