fall back we speak on the authority of old prints—upon stable lanthorns two stories in height. Many holes, drilled in the conical turret-roof of this vagabond Pharos, let up spouts of dazzlement into the bearer's eyes; and as he paced forth in the ghostly darkness, carrying his own sun by a ring about his finger, day and night swung to and fro and up and down about his footsteps. Blackness haunted his path; he was beleaguered by goblins as he went; and, curfew being struck, he found no light but that he travelled in throughout the township.
Closely following on this epoch of migratory lanthorns in a world of extinction, came the era of oil-lights, hard to kindle, easy to extinguish, pale and wavering in the hour of their endurance. Rudely puffed the winds of heaven; roguishly clomb up the all-destructive urchin; and, lo! in a moment night re-established her void empire, and the cit groped along the wall,
