Foremost in all their fun was their temporary chief, whom Glen only knew as Mr. Brackett, but who was called "Billy" by all the others. He was about twenty-five years old, and his position was that of transit-man; though, until Mr. Hobart should join the party, he was in charge of it. To Glen, who had thus far only seen him off duty, it was incomprehensible that so frivolous a young man as "Billy" Brackett appeared should hold so responsible a position.