Complex sentence: It was also during Mr. Smith's time that Teachers and House staff were first recruited from India, and House Masters and Mistresses were introduced to replace the former House Mothers (up to 1932, all staff were recruited from England).
Split into simpler sentences: It was also during Smith's time that teachers and staff were first recruited from India. House masters and mistresses were introduced to replace the former house mothers (up to 1932, all staff were recruited from England).