SShinsei sōranShinsei sōrande Issei YamamotoMateriasNew StarsObservationsEdiciones (2)Shinsei sōran (1920)Nihon Tenmon Gakkai · japonésShinsei sōran (1920)Nihon Tenmon Gakkai · japonésMás obras de Issei YamamotoHHoshi to kumo, kazan to jishinHoshi to kumo, kazan to jishinZZusetsu tenmon kōzaZusetsu tenmon kōzaYYu zhou zhuang guanYu zhou zhuang guan
SSimultaneous observations of latitude variation, with speciaSimultaneous observations of latitude variation, with special arrangements for the investigation of the atmospheric refraction effects at Mizusawa