CLEMENT C. MOORE (1779-1863) is credited with writing the classic Christmas verse in 1822, as a gift to his family. First published in 1848, his beloved poem has brightened the holiday season ever since. REGINALD BIRCH (1856-1943) illustrated more than a hundred books and thousands of articles and advertisements for magazines and newspapers. He is best known for his illustrations for Frances Hodgson Burnett's "Little Lord Fauntleroy."