The photo of the young time's Sun Yat Sen.

The photo of Sun Dacheng, the father of Sun Yat Sen.

The photo of Elderly Lady Yang, the mother of Sun Yat Sen.

The photo of Sun Yat Sen at 17 years old.

The photo of the Sun Yat Sen with her wife Lu Muzhen, his son Sun Ke and his daugthers Sun Yan and Sun Wan.

The record of the name Sun Yat Sen,then as Sun Dixiang, in the register of students of the Central School.

The photo of the Sun Yat Sen with his schoolmates in the College of Medicine for the Chinese, Hong Kong, to which he was transferred in September 1887.

The photo of the dictionary used by Sun Yat Sen in the College of Medicine for the Chinese, Hong Kong.

The photo of the Sun Yat Sen and his friends, so called "Four Bandits" in the College of Medicine for the Chinese, Hong Kong.

The photo of the duplicate of Sun Yat Sen's diploma when graduated from the College of Medicine for the Chinese, Hong Kong, in July 1892 with an M.B. degree.

A poster announcing Dr. Sun practising medicine in voluntary service at the Jinghu Hospital (Mirror Lake Hospital) in Macao after hois graduation in 1892.

The recommendation letter written by Zheng Guanying, with which Dr. Sun and his companion Lu Haodong went to Tianjin(Tientsin) up in the North in June 1894 to submit a memorial to Li Hongzhang stating his views of China's political reform and national situation, but they were not accepted in the end.

Dr. Sun's original handwriting in 1897 - manuscript of his autobiography.