 In 1997 , Spiegelman 's had his first children 's book published : Open Me ... I 'm a Dog , with a narrator who tries to convince its readers that it is a dog via pop @-@ ups and an attached leash . From 2000 to 2003 Spiegelman and Mouly edited three issues of the children 's comics anthology Little Lit , with contributions from Raw alumni and children 's book authors and illustrators . 
