"Get out of here " said Jack Knight, head towerman of the Great Northern Railroad, at Stanley Junction. "Why, I ain't doing no harm," retorted Mort Bemis, ex-leverman of the depot switch tower. "And stay out. Hear me?" demanded Knight, big as a bear, and quite as gruff. "What's the call for sitting down on a fellow this way, I'd like to know " muttered Bemis sullenly.