by Charles R. Knight ; with illustrations by the author. Jane C. Gates ; with illustrations by the author. by Charles G. Davis ; illustrated by the author. Eleanor Estes ; with illustrations by the author. Ruth Chew with illustrations by the author. Ruth Chew ; with illustrations by the author. Ruth Chew with illustrationsby the author. Tom Angleberger with illustrations by the author Ernest Thompson Seton with illustrations by the author. Rebecca Otowa with illustrations by the author