Kōga sokusui hōkoki fuzu
Subtitle: Shōwa 16-nen
Series: Chōsa hōkoku -- dai 10-gō; Chōsa hōkoku (Kita Shina Kaihatsu Kabushiki Kaisha.  Zai Hōtō Kōga Sokusuihan) -- dai 10-gō.
Publisher: Kita Shina Kaihatsu Kabushiki Kaisha Chōsakyoku Zai Hōtō Kōga Sokusuihan
Published: 1941
Place of publication: [Hōtō]
Language: jpn
Number of pages: 11
Subjects: Tables; Stream measurements
Notes: Cover title.

Issued as confidential document.

Limited ed. of 50 copies.