These are the adventures of the Rover boys, Dick, Tom, and Sam Rover, the three sons of Anderson Rover, a geological expert and rich mine owner and who is missing in Africa. They had been living with their Uncle, Randolph Rover, who had decided they neede
This is the only thumbnail I could find about The Rover Boys. This is the first book that started the Stratemyer Syndicate that eventually gave us Nancy Drew and The Hardy Boys. I have from Amazon.com The Rover Boys: The Complete First Series in the Kindle store. It holds all of the 24 books that started a legendary book-mill for young readers. The book is dated in characterization but the language usage is better than what we use for YA books today. These are adventure books following the exploits of three brothers and their friends. It show us a time and place that no longer exists but is fascinating to read about. I've read the first six of the 24 books. They are fun and you can see the roots for the later books in the syndicate.