Chiri shouseki hiryou hanbaiten

Chiri shouseki hiryou kakaku ron

Chiri shouseki

Chiri shouseki sonota koyashi no yarikata

Hanbai hiryou seibunhyou

Aichiken no hanbai hiryou

Aichiken no hanbai hiryou

Aichiken no hanbai hiryou

智利硝石山競売

Shouseki seirenhou

Shio sekiyushou narabini hiryou hanbaijo

Hanbai hiryou chousa tenrankai seiseki houkoku

智利硝石協定成る : 販売値のみ未決定

智利硝石輸入

智利硝石買付

智利硝石の衰退 : 強敵人造肥料のため

Chiri

Nihon ni okeru hanbai hiryou no genzai oyobi shourai

Hanbai hiryou ni kansuru chuui jikou : rinji houkoku

米国で窒素肥料計画 : 智利硝石組合解散

Hiryou youkai

Hiryou youran

Hiryou youran

Hiryou toukei

Hiryou toukei