Complex sentence: In 1920, Kirby returned to the New York Corrections Department as a guard at Clinton Prison in Dannemora, NY, and on March 1,1928, Kirby was named Sergeant of the Guards at Clinton.
Split into simpler sentences: In 1920, Kirby returned to the New York Corrections Department as a guard at Clinton Prison in Dannemora, NY. On March 1,1928, Kirby was named Sergeant of the Guards at Clinton.