Nisankasei meichuu
Nika meichuu ni taisuru wara oyobi karikabu shobun seiseki
Meichuu zukai
Meichuu kujohou
Meichuu oyobi unka
Suitou no nikisaku to nikasei meichuu no keika
Meichuu kujo jiseki houkoku
Tochigiken ni okeru ine nika zuimushi hassei joukyou chousa seiseki
Nika bemmo
Nika bemmo
Nika bemmo
螟虫駆除機
Iwakura kou to souri meichuu
Nika houyou chuushaku
Zuimushi to unka
螟虫駆除と電燈利用
Ine zuimushi kujo shiken seiseki
meichuu
Meichuu
Meichuu
Meichuu
Meichuu
Meichuu
Meichuu
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Uploaded: 2020-12-17