Complex sentence: In 1882, the Lehigh Valley Railroad (along with J.E. Patterson) organized the Glen Summit Hotel and Land Company and bought some more adjoining land to their original purchase from Derr.
Split into simpler sentences: In 1882, the Lehigh Valley Railroad (along with J.E. Patterson) organized the Glen Summit Hotel and Land Company. They purchased some more adjoining land to their original purchase from Derr.