Complex sentence: He was in private practice in Washington, D.C., from 1848 to 1879, and during that period was also a recorder for the City of Georgetown, an Alderman for the City of Georgetown, and an auditor of the Supreme Court of the District of Columbia.
Split into simpler sentences: He was in private practice in Washington, D.C., from 1848 to 1879. Recorder, City of Georgetown, DC. Alderman, City of Georgetown, DC. Auditor of the Supreme Court of the District of Columbia.