Minna no shuzan
Subtitle: zukai ni yoru yasashii oboekata : Hokkaidō Kyōiku Iinkai Shidō Shujishitsu suisen
By: [chosakusha Asō Susumu]
Publisher: Hokkaidōritsu Otaru Shōgyō Kōtō Gakkō Shōgyō Kenkyūbu
Published: 1949
Place of publication: [Otaru-shi]
Language: jpn
Number of pages: 97
Subjects: Abacus