Complex sentence: The Birches updated the views, and added new ones--most notably, redrawing an engraving of Market Street to add the December 26,1799 national funeral procession for President George Washington.
Split into simpler sentences: The Birches updated the views, and added new ones. Most notably, redrawing an engraving of Market Street to add the December 26,1799 national funeral procession for President George Washington.