Wonderful Machines of the Far West, Vol. 1

Already, the broad elegance has pursued the legacy of the Six Dynasties. Because afterwards it was deemed teachable, the book Diagrams and Explanations of Wondrous Instruments Qiqi Tushuo was released. The materials compiled are in the third volume, and the original inventions are in the first volume, prepared for teaching and learning. Indeed, the Duke possesses profound wisdom and great talent; he has unfolded the heavens.