You might be intrigued by the world of model trains and their fascinating history. Speaking of **HO locomotives**, you might be interested in learning more about the HO scale, which is one of the most popular sizes in model railroading. Additionally, if you’re curious about the broader impact of trains on society, check out the article on the history of rail transport. For a deeper understanding of what makes these locomotives tick, you may also enjoy exploring the technology behind rail systems in the railway rolling stock article. Happy reading!