A quick way to establish date and get some general information on the film is Internet Movie Database. Full length Reviews and Criticism Sources listed here have full text reviews. Some are reproductions of reviews that originally appeared elsewhere, such as Variety and New York Times sets, while others, such as Magill's Surveys are new material. Books located in the SSH Ref Stacks, 2nd floor, Geisel Library Variety Film Reviews. V36 Chronologically arranged reproductions of reviews from the trade journal Variety .
Material tends to be more box office and trade information rather then on artistic merit.
Film Review Annual. For films of the 1980s and early 90's. Because of the number of reviews for each film and the variety of sources, this is a good first stop. Magill's Cinema Annual . Plot summeries and evaluations of selected films.