Kamei sanpō
By: Takahashi Eizō henshū ; Kaneko Kinji kōetsu
Contributors: Kaneko, Kinji
Publisher: Chūkendō
Published: 1879
Place of publication: [Niigata-ken Niigata-ku?]
Language: jpn
Subjects: Japanese Mathematics; Abacus
Notes: On double leaves, oriental style.