Four years later it had already been through six printings, and he followed up over the next two decades with a series of even more successful how-to books that remain the gold standard for artists to this day.Creative Illustration is considered Loomis's magnum opus, which was aimed primarily at the professional-level illustrator. Divided into seven sections: Line, Tone, Color, Telling the Story, Creating Ideas, Fields of Illustration, and Experimenting and Studies, this book is filled with instructions, tips, insider experiences, and incredible illustrations.