According to the method of comparative analysis, this paper makes a comparative study on the Chinese and English versions of The Geology of Hsi- Shan or the Western Hills of Peking from two aspects of pictures and texts. In terms of pictures, the English version has made a lot of additions and explanations, and the content is more detailed and exact. There are obvious differences in the texts of Chinese and English versions. The preface and notes of the English version have their unique value and significance. Some details of the Chinese version should also absorb the latest research results at that time. The comparative study of Chinese and English versions provides an accurate and reliable academic foundation for understanding the value and status of The Geology of Hsi- Shan or the Western Hills of Peking