A long and very comprehensive list of primary sources regarding colonial and revolutionary American history--which means it also includes some sources on early modern European history, esp. English history
These are a set of out-of-print guides made by the NYC Board of Education in 1993-1994. They are full of primary sources, short text selections and activities which many teachers have found very useful. Although designed for 7th and 8th grade they can be modified for high school and elementary school. Many teachers have used these over the last 17 years to help them develop their lessons. They are large files so they will take a few minutes to open. Note that both sets follow the same format but the 8th grade guides were done with a modern text style and therefore "looks" much better.
'Together with the introduction of rural mail delivery, the telephone, and the automobile, farm newspapers played a key role in the modernization of rural America. The Farm, Field and Fireside collection contains historically significant U.S. farm weeklies published in the late nineteenth and early twentieth centuries.
"Topical units on Japan in the modern world and early-modern China. Images of every sort are introduced and examined here-in partnership with contributing institutions and collections."
This article suggests using 'wordle' to create a 'word cloud' from a selected text. It works really well in historical sources (or modern articles) for bringing out key terms. It's also a really efficient way for students to 'scan' a text to see if it might be relevant when researching - particularly for those who read slowly, or for ESL students who are daunted by large blocks of text - and it looks very nice too!
The Digital Librarian has no life. This is an enormous collection of sites which contain primary source documents on just about any aspect of modern history. Some gems in there.
Information on each of the US Presidents. The information is cursory however would be useful for preliminary or activities where only basic biographic information is required.
'A comprehensive collection of material about the Presidents of the United States and the history of the presidency. This web site features essays about the President's life before, during, and after each presidential term. It additionally provides information about the First Lady and cabinet officials of each administration. A collection of essays on the President at Work delves into the function, responsibilities, and organization of the modern presidency and traces the history and evolution of presidential duties.'
Collection of audio files of key speeches, etc from modern history. There's also Agassi's Farewell to Tennis - one of the truly defining moments. Einstein, Hitler, King, Bush - an eclectic mix.