The aim of this book is to assist school children in the accurate study of a few birds. It is believed that if this be attained, further study of birds will take care of itself.

Thanks are due the Audubon Society, ornithologists, educators, and legislators, for the generous approbation and assistance which they have given the Bird Day movement.

Special thanks are due the Department of Agriculture for permission to use the illustrations in this volume. Those on pages 65, 67, 69, 71, 73, 75, 77, 79, 85, 87, 89, 93, and 95 are printed from electrotypes from the original illustrations appearing in "Farmer's Bulletin," No. 54. Those on pages 81 and 83 are from the Yearbook of the Department for 1899, and that on page 91 from the Yearbook for 1898. All these publications are issued by the Department.