HistoryDyer Street in West Perth no longer exists (2014). Havelock Street used to go past Wellington Street and then bend left, with a right fork being Dyer Street which wound around past Market Street to the West Perth Subway. On the northern side of the railway line it became Sutherland Street. By 2014 Sutherland Street has been extended straight south to join with Wellington Street.
Description taken from: https://purl.slwa.wa.gov.au/slwa_b3939364