Sarobetsu sōgō chōsa chūkan hōkokusho
Subtitle: Tsuchi bumon : Shōwa 41-nendo
Publisher: Hokkaidō Kaihatsukyoku
Published: 1967
Place of publication: [Sapporo-shi]
Language: jpn
Number of pages: 38
Subjects: Peatlands; Testing; Subsidences (Earth movements); Soil errosion; Soils
Notes: Cover title.