Abstract: The paper does a textual research on the authors, years of publication, the main contents of The
Science of Books and A Brief History of World Library. It holds that The Science of Books was published
in Library Quarterly from 1934 to 1935. A Brief History of World Library was firstly published in Xue Bu
Guan Bao from 1909 to 1910, then it was collated, punctuated and published in Library Quarterly from
1935 to 1936. This research has corrected the viewpoint, which academic circle considers that the years of
these publications could not be made textual research at present.

Key words: The Science of Books, A Brief History of World Library, Years of publication