. . . . . "Upside-Downers : more pictures to stretch the imagination" . "Upside-down books"@en . . . . . . . "Juvenile works"@en . "Juvenile works" . "Upside-downers, downside-uppers : pictures to stretch the imagination"@en . "Specimens" . . . . . . "Upside-Downers"@en . . . . . . . "In the topsy-turvy land of cards everyone constantly quarrels as to who is really up and who is really down." . "In the topsy-turvy land of cards everyone constantly quarrels as to who is really up and who is really down."@en . . . . "Upside-downers : more pictures to stretch the imagination"@en . . "Upside-downers : more pictures to stretch the imagination" . "Upside-downers : pictures to stretch the imagination" . . "Upside-downers : pictures to stretch the imagination"@en . . "Upside-downers"@en . . "Upside-downers" . "Upside-downers; more pictures to stretch the imagination"@en . "Upside-downers; more pictures to stretch the imagination" . . . "Downside-uppers" . . . . . . . . "Fiction"@en . "Fiction" . "Figures from two sets of playing cards, each of which seems upside down to the other, pursue their queer and quacky quarreling, until one of the kings points out that it is all a matter of point of view."@en . "Figures from two sets of playing cards, each of which seems upside down to the other, pursue their queer and quacky quarreling, until one of the kings points out that it is all a matter of point of view." . . . . "Picture puzzles." . .