only twelve since they had breakfasted there and had started spruce and fresh upon their last pleasure trip. What a world of fresh impressions had come upon them since then! How rudely they had been jostled out of their take-it-for-granted complacency! The same shimmering silver stars, as they had looked upon last night, the same thin crescent of moon—but they, what a chasm lay between that old pampered life and this!
The long line of camels moved as noiselessly as ghosts across the desert. Before and behind were the silent, swaying white figures of the Arabs. Not a sound anywhere, not the very faintest sound, until far away behind them they heard a human voice singing in a strong, droning, unmusical fashion. It had the strangest effect, this far-away voice, in that huge inarticulate wilderness. And then there came a well-known rhythm into that distant chant, and they could almost hear the words—
We nightly pitch our moving tent,
A day’s march nearer home.
Was Mr. Stuart in his right mind again, or was
