In 1958, a Modernist-style addition designed by school architect Allan B. Wilson was added to the south side of the original building. In 1973 a single storey concrete structure was added on the southeast corner of the site.
In 1958, a Modernist-style addition designed by architect Allan B. Wilson was added to the south side of the original building. In 1973, a single-story concrete structure was added to the southeast corner of the site.