by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Isidre Mones. by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Isidre Monoz. by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Carlo Molinari. by Mary Pope Osborne and Natalie Pope Boyce ; illustrated by Sal Murdocca. Mary Pope Osborne and Natalie Pope Boyce Written by Mary Pope Osborne and Natalie Pope Boyce Mary Pope Osborne and Natalie Pope Boyce by Mary Pope Osborne ; illustrated by AG Ford. by Mary Pope Osborne ; illustrated by Sal Murdocca. Mary J. Fulton ; illustrated by Isidre Mones.