1976 Master Plan:
Map shows central planning district boundary, land use, unscheduled areas, comprehensive development area, residential development area, schools, proposed residential density, general industry, permanent and temporary residentials, local shopping area, places of worship, community buildings, major traffic route, swamps, Holy Innocents Lane, Punggol Road, Upper Serangoon Road, Tampines Road, Lowland Road, Poh Huat Road, Lim Ah Pin Road, Sungei Pinang, Sungei Saranggong, and the surroundings