OKCE upon a time it was held to be a coarse and shocking circumstance, that some of the character's in these pages are chosen from the most criminal and degraded of London's population.
As I saw no reason, when I wrote this book, why the dregs of life (so long as their speech did not offend the ear) should not serve the purpose of a moral, as well as its froth and cream, I made bold to believe that this same Once upon a time would not prove to be All-time or even a long time. I saw many strong reasons for pursuing my course. I had read of thieves by scores; seductive fellows (amiable for the most part), faultless in dress, plump in pocket, choice in horse-flesh, bold in bearing, fortunate in gallantry, great at a song, a bottle, pack of cards or dice-box, and fit companions for the bravest. But I had never met (except in HOGARTH) with the miserable reality. It appeared to me that to draw a knot of such associates in crime as really did exist ; to paint them in all their deformity, in all their wretchedness, in all the squalid misery of their lives ; to show them as they really were, for ever skulking uneasily through the dirtiest paths of life, with the great black ghastly gallows closing up their