尋常小学鉛筆画教材研究及教授細目
A Japanese teaching manual on pencil drawing for ordinary elementary schools, written by Sakuta Yasaburō and published by Daidōkan in 1912, with lesson outlines for pupils. Its pictures are simple pencil-style line drawings of a horse, mountain shapes, and a geometric ellipse construction, offering a designer clean, economical examples of contour line and basic form.
