"Little Baron Trump" is a children's book written by Ingersoll Lockwood in 1890. The story follows a young boy named Baron Trump, who is adventurous and curious. He embarks on a journey filled with fantastical experiences and encounters with various characters. The book is part of a series that includes "Baron Trump's Marvelous Underground Journey." Both stories feature themes of exploration and imagination, showcasing the adventures of Baron as he travels to different worlds and learns valuable lessons along the way.