<i>Shinpen Jinkouki 3</i> written by Mitsuyoshi Yoshida. (IMAGE)

Kumamoto University

<i>Shinpen Jinkouki 3</i> written by Mitsuyoshi Yoshida.

Caption

<p><a href="https://dl.ndl.go.jp/info:ndljp/pid/3508170/47 ">National Diet Library</a>, Japan </p> <p>The book contains a mixture of practical and amusing questions, and its many illustrations made it easy for the common people to read.<br> The page on the right shows how to find the height of a tree. </p>

Credit

National Diet Library, Japan

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