Complex sentence: Combe devoted his later years to international travel and lectures on phrenology-he died in Farnham in Surrey in 1858 while receiving hydrotherapy treatment and preparing the ninth edition of "The Constitution of Man".
Split into simpler sentences: Combe devoted his later years to international travel and lectures on phrenology. He died in Farnham in Surrey in 1858 while receiving hydrotherapy treatment and preparing the ninth edition of "The Constitution of Man".