Larocque and his fellow fur traders were ready to leave on September 14. He urged the Crows to hunt beavers. He promised to come back with goods next fall then. By the signal of four fires lit on a Pryor Mountains top on four successive days, he would announce his return to the Crow country. The Crows responded they usually spent the winter in a nearby mountain valley. The Yellowstone area was a favorite during spring and fall, while they camped near Tongue River and an unidentified Horse River in the summer.: