"used for unsold editions, so that they functioned as reprints or waste; typically enormous number of these covers\" were left behind for publishers.[3] Other terms for the books were Penny dreadfuls\", railway novels\" and mustard plaisters\".[11] For the illustrations, Evans commissioned artists such as George Cruikshank, Phiz, Randolph Caldecott and Walter Crane.[9] Evans' first cover was bright" . . . . .