 In the early 1900s, the building housed the laboratory and offices of the
Station's first entomologist, Percival John Parrott, during which time it became known as Entomology Hall.Parrott was known for his efforts to combat San Jose scale, an introduced insect that was severely damaging fruit crops in the early 20th century.He was appointed the station's director in 1938 and served until 1942, the year he retired.