We're going to have snow to-night! Ted Strong, leader of the broncho boys, was sitting on the back of Sultan, his noble little black stallion, on the ridge of a prairie swell, looking at a lowering sky. Out of the northwest a chilling wind, damp and raw, was sweeping dull-gray clouds before it. Ted had addressed his remark to Bud Morgan, his chum and able lieutenant, who threw a glance at the clouds and grunted.