"Social Pictorial Satire" by George Du Maurier delves into the craft of portraying social and domestic incidents through pen-and-ink strokes. The author reflects on his years in this craft, discussing critical reception, paying tribute to predecessors like John Leech, and contrasting Leech's style with that of Charles Keene. The book provides a detailed analysis of Leech and Keene's contributions to social pictorial satire, emphasizing their lasting impact on British humor and artistic expression.