Complex sentence: He served as collector of internal revenue for the Marietta-Athens district of Ohio from 1862-1866, later organizing the First National Bank of Athens in 1863 and was connected therewith as president and director until about 1895.
Split into simpler sentences: He served as collector of internal revenue for the Marietta-Athens district of Ohio 1862-1866. Organized the First National Bank of Athens in 1863 and was connected therewith as president and director until about 1895.