Zenra Hokudō kōshō chōsa hōbun
Series: Chōsen Kōshō chōsa hōkoku -- dai 12-kan
Publisher: Chōsen Sōtokufu Chishitsu Chōsajo
Published: 1923
Place of publication: Keijō
Language: jpn
Number of pages: 102
Other titles: N. Zenra-do
Notes: Accompanied by 2 folded maps and 1 folded table in an envelope.