The photo of Sun Yat Sen's maturity.

Declaration of the Establishment of Xingzhong Hui (Revive China Society), written bt Dr. Sun Yat-sen.

Dr. Sun with Chen Shaobai (1st from right) and Zheng Shiliang (1st from left) during his exile in Japan.

The photo of Sun Yat Sen during his stay in San Francisco.

Dr. Sun's two short letters to his teacher Dr. James Cantile of the College of Medicine for the Chinese, Hong Kong.

Dr. Sun together with his friends in Japan, 1898 (front row from left) Tasunaga Tonosuke, Yang Quyun, Hirayama Shu, Suenaga Takashi, Uchida Ryohei; (back row from left) Kani Choichi, Koyama Yutaro, Miyazaki Torazo, Sun Yat-sen, Kiyofugi Koshichiro, Ohara Yoshitaka.

Dr. Sun's inscription to be presented to Minamikata Kumakusu, a Japanese biologist, before leaving England, June 27, 1897 - the latter being his new acquaintance in London.

Dr. Sun together with his Japanese friends in Tokyo, May 1899 (front row from left) Miyakawa, Maimizu Tonosuke, (central row from left) Nakano, Sun Yat-sen, Uchida Ryohei, Shibada Rinjiro, (back row from left) Harahuchi Bunichi, Inoue Masaji, Miyazaki Torazo, Hiraoka, Kiyofuji Koshichiro.

Dr. Sun together with his Japanese friends in Tokyo, 1900 (from left) Suenage Takashi, Uchida Ryohei, Miyazaki Torazo, Koyama Yutaro, Kiyofuji Koshichiro, Sun Yat-sen.

The photo of Sun Yat Sen in August 1900.

Sun Yat-sen with the backbone figures of the Self-supporting Army in Tokyo, Japan, in the winter of 1900, after the Army failed in an uprising; (from left) You Lie, Tang Caizhi, Sun Yat-sen, Qin Lishan, Shen Xiangyun.

Sun Yat-sen with You Lie (seated, right) and his nephew Sun Chang (seated, left) in Tokyo, Japan, January 1901.

The photo of Sun Yat Sen in Japan, 1901.

The photo of Sun Yat Sen with Mario Ponce, who was the representative of the Philippine Independent Army in Yokohama, Japanm January 1901.

Sun Yat-sen meeting G. Lynch, reporter of the American magazine Look (2nd from right) and Mario Ponce (1st from right, standing) in his Yokohama residence in January 1901. They discussed the event of the Huizhou Uprising.

Dr. Sun and Wen Bingchen (2nd from right) calling on Minakata Kumakusu (2nd from left) in the city of Wakayama, Japan February 1901.

Sun Yat-sen and his family members who were also in exile to the United States - pgoto taken in Honolulu, April 1901 (his mother Elderly Lady Yang (centre), his second daughter Sun Wan (standing in front)m his son Sun Ke (standing on the left), his eldest daughter Sun Yan (standing on the right); (back row, from 2nd left to right): madame tan, wife of Sun Mei; his nephew Xiwei; Sun yat-sen; his wife Lu Muzhen; his niece Xinxia.

The photo of Sun Yat Sen with French officials in Hanoi in 1902.

The photo of Sun Yat Sen with his nephew Sun Chang in Honolulu,1904.

Sun Yat-sen's article Denouncing the Monarchist Press published in the Chinese language newspaper Hawaiian Chinese News in January 1904.

Sun Yat-sen with the Chinese students staying in Brussels, 1905 (central row second from left) Wei Chenzu, (third) Sun Yat-sen; (back row third from left) Huang Dawei.

Sun Yat-sen in Paris, 1905.

A letter to Mrs. Cantile in Dr. Sun's own handwriting, telling her about his work of launching the revolution among the Chinese students doing studies abroad, 1905.

The photo of Sun Yat Sen in 1905.

Dr. Sun Yat-sen with Ma Junwu, seretary-general of Tongmen Hui in Tokyo, 1905.

The document bearing Sun Yat-sen's official seal, commissioning Feng Ziyou and Li Zizhong as head of China Tong-men Hui branches in Hong Kong, Guang zhou and Macao.

On the publication of Min Bao, an article written by Sun Yat-sen (The article appeared in the first issue of Ming Bao, meaning "The People's Report", published in Tokyo, Japan, on November 26, 1905, in which Dr. Sun for the first time put forward his great principles of Nationalism, Democracy and the People's Livelihood - later known as The Three Principles of the people. The paper is the organ of Tongmen Hui.

Dr. Sun Yat-sen with Chen Chunan (right) and Zhang Yongfu (left), respectively president and vice president of the Singapore Branch of Tongmen Hui, which was established in April 1906.

Dr. Sun Yat-sen together with the members of the Singapore Branch of Tongmen Hui, (front row from left) Lin Ganting, Zhang Yongfu, Chen Chunan, Sun Yat-sen, You Lie, Liou Jinsheng, Lin Yishun; (back row from left) Wu Wusou, Zhang Huadan, Zhang Ji, Chen Ruhe, Deng Ziyu, Huang Yaoting, Zhang Binggeng.

Dr. Sun yat-sen together with members of Tongmen Hui in Wangqing Yuan when he came from Japan to revisit Singapore in March 1907; (front row from left) Zhang Ji, Lin Jingqu, Zhang Yongfu; (2nd row from left) Lin Hangweim Huang Kangqu, Chen Chunan, Huang Yaoting, Sun Yat-sen, You Lie, Zhang Chengzhong, Zhang Huadanm Liu Jinsheng.

Dr. Sun Yat-sen together with the participants in the Huanggang Uprising in Wanqing Yuan, Singapore, March 1907 (He had previously commissioned Xu Xueqiu to be in charge of preparing for an uprising at Huanggang in Chaozhou Prefecture, Guangdong Province）；(from left) Sun Yat-sen, Zhang Yongfu, Kayano Nagatomomm, Chen Yongbo, Lin Shishuang, Tang Shoushan.

Dr. Sun Yat-sen, March 1907.

Dr. Sun Yat-sen, 1907.

Sun Yat-sen, 1908.

A letter to Mrs. Cantile that Dr. Sun wrote in English from Singapore, 1908, expressing his determination to overthrow the Qing court with force.