Prior to the Glacial Ages there developed out of a generalized rangiferine ancestor in possession of the whole of boreal Eurasia and North America a number of local reindeers , and caribous , of which one held generally Europe (Barren Ground Reindeer), the other (Woodland Reindeer) generally Siberia.
That this woman was Chip's little sister, Denise—i.e., was the only attractive young woman on the planet whom he was neither permitted nor inclined to feast his eyes on and imagine having sex with—seemed to him just the latest unfairness in a long morning of unfairnesses.
I should imagine that the smooth riding and the quietness of the diesel or electric cab, coupled with the effect on the eyes of endless successions of sleepers disappearing from sight immediately under the driver's eyes, might in time have a soporific effect, so that the company of a second man, who can assist in signal observations when he is not at work in the engine cab, seems highly desirable in such conditions. In most countries using these forms of power, a second man is provided for on any train on which the maximum distance between stops exceeds a certain predetermined distance or time.
