"Birds in Wintertime" is a vintage hardcover picture book from the 1960s, part of the nature-themed Little Owl Book series. With a narrative told through illustrations by Allen Eitzen, the book focuses on birds in winter without the use of words. Published by Holt, Rinehart and Winston, this picture book is intended for young adults and children aged 4-12, offering an engaging visual story about birds in their winter habitat. School stamp on front page and back cover as shown in photos.