Final answer:
In the 19th century, boy books were often educational with moralistic Christian motives. They taught values like hard work and honesty. Popular examples include "District Messenger Boy," "Treasure Island," and "The Jungle Book."
Step-by-step explanation:
In the 19th century, boy books were depicted in various ways. During this time, literature for children was often meant to be educational with a moralistic Christian motive. Books like Horatio Alger's District Messenger Boy aimed to teach young boys about hard work, honesty, and perseverance. Additionally, authors like Robert Louis Stevenson and Rudyard Kipling contributed with adventure novels that are still popular today, such as Treasure Island and The Jungle Book.