Malaya Topographical Survey_Ayer Hitam. Johore
Map covers parts of Batu Pahat and Kluang Districts showing physical landscape, land use, buildings, kampongs, Ayer Hitam Forest Reserve, roads, tracks, footpaths, contours, spot heights, trigonometrical stations, rivers, streams, drains, swamps, rubber estates, rubber plantations, coconut plantations, padi fields, Sungei Simpang Kanan, Sungei Bekok, Ayer Hitam, Yong Peng, Senggarang and others