The Chinese in California, 1850-1925 - This beautifully built page illustrates nineteenth and early twentieth century Chinese immigration to California via some 8,000 images of photographs, letters, original art, cartoons, legal documents, business records and diaries. As the oldest and largest community of its kind in the United States, San Francisco's Chinatown receives special treatment. Based on materials from the libraries of the University of California- Berkeley and the California Historical Society.