Complex sentence: Leonard Richardson Cutter, Chairman of the Board of Alderman, ascended (pursuant to Section 29 of the municiple charter) on November 29,1873 to the office of Mayor serving out the term of Henry L. Pierce after Pierce resigned to serve in Congress.
Split into simpler sentences: Leonard Richardson Cutter, Chairman of the Board of Alderman, ascended (pursuant to Section 29 of the municiple charter) on November 29,1873 to the office of Mayor. Cutter served out the term of Henry L. Pierce after Pierce resigned to serve in Congress.