JSTOR, America: History and Life, Historical Abstracts, Book Review Digest and Academic Search Elite all include Book Reviews. Limit your search to the “Reviews” or “Book Reviews” choice to find them. Other sources for Book Reviews include: Book Review Digest Plus and H-Net Reviews in the Humanities and Social Sciences: http://www.h-net.msu.edu/reviews/ .
Note JSTOR covers from the beginning of the journal (earliest is 1665) up to within three to five years of the present [the "moving wall"]. It is a database rich in book reviews and review journals for specific subjects and disciplines, JSTOR is a fully-searchable, full-text database containing the back issues of several hundred scholarly journals in the humanities, social sciences, mathematics, music, ecology and botany, business, and other fields. List of journals included and years covered. To find book reviews: in the REFINE YOUR SEARCH box at the bottom of the search page, check the reviews box in the "Limit by Type" line.
Print Indexes for Book Reviews also are available in the Reference Room. They include the Book Review Index Plus