chap-book（n.）
此外， chapbook，即1812年起源于 chap 。该词短称 chapman，最初被称为此类书籍曾由行商兜售。
One of a class of tracts upon homely and miscellaneous subjects which at one time formed the chief popular literature of Great Britain and the American colonies. They consisted of lives of heroes, martyrs, and wonderful personages, stories of roguery and broad humor, of giants, ghosts, witches, and dreams, histories in verse, songs and ballads, theological tracts, etc. They emanated principally from the provincial press, and were hawked about the country by chapmen or peddlers. [Century Dictionary]
无数这类型由省级印刷厂发行的小册子传阅于英国和美洲殖民地，它们是家喻户晓的大众读物。这类书籍主要囊括了英雄、烈士、神秘人物的传记，恶作剧和幽默故事，巨人、鬼魂和梦境传奇，诗歌式的历史记载，赞美礼拜的小册子等。它们都是由地方书商或小贩沿街叫卖。【世纪词典】
该词起源时间：1812年