Harry's Catechism is a religious book written by T. Nelson and Sons in 1870. It is a comprehensive guide to the principles of Christianity, aimed at young readers. The book is structured in a question-and-answer format, covering topics such as God, Jesus Christ, the Holy Spirit, sin, salvation, and the Church. The author presents the teachings of the Bible in a clear and concise manner, using simple language that is easy to understand. The book also...