Andrew Loomis

William Andrew Loomis (June 15, 1892 – May 25, 1959), better known as Andrew Loomis, was an American illustrator, author, and art instructor. His commercial work was featured prominently in advertising and magazines; however, Loomis is best known as author of a series of instructional art books printed throughout the 20th century. Long after his death, Loomis' realistic style has continued to influence popular artists. Provided by Wikipedia