Book excerpt: 'City Crimes; Or, Life in New York and Boston' is a shocking and graphic novel that takes readers deep into the dark underbelly of city life. The story follows protagonist Frank Sydney, but also explores the lives of several other characters, all at odds with each other. Through vivid descriptions of violence and sexual promiscuity, the novel portrays the city in a close-up and claustrophobic manner, emphasizing individual experience over crowd experiences. Critics have categorized it as both sensational literature and urban gothic, and credit it with laying the groundwork for the urban mystery genre.