ABSTRACT
There is a preface, dated the fifth month of the summer of i-ssu z:. e (K' ang-hsi 4, 1665). The first folio bears the title and the author's name together with the names of the censors, An Wen-ssu 3t)O~, (Gabriel de Magalhaes) and Nan Huai-jen 'f¥j'~1= (Ferdinand Verbiest). Each half folio contains nine columns and each column has eighteen characters. Quotations of Yang Kuang-hsien have sixteen characters per column. Annotations are given in double lines. The title of the book is given on the upper middle of each folio. Below the fish-tail the number of the folio is given. The book contains fifty-four folios.
