[Free Registration/Login Required] This flipchart contains music and biographical information about many classical composers. Information about the Baroque Era, Classical Era, Romantic Era, and 20th Century Era is also included....

This personal site from The History Guide is great background information on the romantic period, though little of it deals directly with music.

[Free Registration/Login Required] This flipchart shows students photos and details of Haydn's life, general information about the time period and the classical orchestra.