Plaque about post offices on the Rockingham Waterfront Pioneer Rotary Walk in Rockingham, Western Australia. It reads, "Post Offices Post offices were a significant part of life for the residents as the only source of communication available to most people. The first official post office building was erected on the corner of Railway Terrace and Parkin Street. Postal officers after the war were Mabel May (nee Hanretty) until 1921, Vera Bell 1921-1926, Mabel Hymus (formerly Day) 1926-1930, Mary Flaherty 1930-1943, Grace Mclean 1943-1944 and Norman Mclean 1944-1955."