Stanford University
Stanford History Education Group: Invasion of Nanking
[Free Registration/Login Required] Observe the difference in perception, or how cautious a nation can be, in delivering historical events that may place a nation in a negative light. With a free registration, gain access to a lesson plan...
Wikimedia
Wikipedia: Isoroku Yamamoto
This site from Wikipedia provides a biography of Japanese naval commander, Isoroku Yamamoto. Includes information on his accomplishments and his involvement in World War II and the attack on Pearl Harbor.
Other
Facing the Darkness: Diaries of Minnie Vautrin and John Rabe
Excerpts from first hand accounts of the massacre at Nanking in 1937 and 1938 as part of a larger article in Metro Magazine about the Rape of Nanking.