Complex sentence: Goodyear took over for Frank at the Buffalo and Susquehanna Railroad, among other companies they owned, and appointed William H. Sullivan as the General Manager of the Great Southern Lumber Company and town boss of Bogalusa.
Split into simpler sentences: Goodyear took over for Frank at the Buffalo and Susquehanna Railroad, among other companies they owned. He appointed William H. Sullivan as the General Manager of the Great Southern Lumber Company and town boss of Bogalusa.