Plaque about Day William on the Rockingham Waterfront Pioneer Rotary Walk in Rockingham, Western Australia. It reads, "Day: William Born in 1835, William married Susan Hymus in 1856. They settled in Rockingham around 1858 and farmed the area until 1916. William and Susan raised 14 children and several settled in the Rockingham district. William was a member of the Rockingham Road Board."