Complex sentence: Some of the most distinctive architectural treasures of Carrboro are the approximately 150 mill houses constructed in the 1910s-30s, originally built by Lloyd and Carr for the mill workers and their families.
Split into simpler sentences: Some of the most distinctive architectural treasures of Carrboro are its approximately 150 mill houses constructed in the 1910s-30s. The homes were originally built by Lloyd and Carr for the mill workers and their families.