Kūchū shashin sokuryō yōzu "Boruneo" jūmanbun no ichi zu /
Japan.Rikugun.Sanbō Honbu.
Japan.Rikugun.I Butai, Dai 1106.
[Tokyo : Sanbō Honbu],
Shōwa 19 [1944]
Relief shown by contours and spot heights.
Based on aerial photographs made by I Dai 1160 Butai.
In Japanese.