In 'Only Yesterday: An Informal History of the 1920's', Frederick Lewis Allen provides a detailed account of the social, political, and economic landscape of America in the 1920s. Through a narrative style reminiscent of a novel, Allen captures the essence of the Jazz Age, detailing the rise of consumer culture, the impact of Prohibition, and the changing attitudes towards gender and race. The book offers a unique blend of historical facts and personal anecdotes, making it an engaging read for both history enthusiasts and casual readers. Allen's analysis of the Roaring Twenties is both informative and entertaining, shedding light on a pivotal era in American history. His witty and insightful writing style invites readers to step back in time and explore the complexities of the 1920s. 'Only Yesterday' is a valuable resource for anyone interested in understanding the cultural shifts and societal changes that shaped the decade. It is a must-read for those seeking a comprehensive overview of this transformative period in American history.