Map covers Toa Payoh and Kalang, showing physical landscape, lakes, ponds, swamps, jungles, fruit trees, vegetable gardens, pineapple plantations, coconut plantations, rubber plantations, tapioca plants, banana plants, blukar, graves, buildings, brick works, Mohamedan cemeteries, Chinese cemeteries, Chinese temples, Kampong Satu, Bidadari Christian Cemetery, Ah Teng Brick Works, Kalang River Reservoir, Kalang River, Upper Serangoon Road, Alkaff Avenue, Boon Teck Road, and others