Complex sentence: Notable achievements during 1852--1860 were completion of the state Administration Building, acclaimed as one of the most elaborate and elegant buildings for that era, the hiring of a woman teacher, and including vocational training as part of the program.
Split into simpler sentences: Notable achievements during 1852--1860 were completion of the state Administration Building, acclaimed as one of the most elaborate and elegant buildings for that era. The school hired a woman teacher, and began to include vocational training as part of the program.