BiblioVault may have an electronic file which would meet your requirements for this title:
Gilbert and Gubar's The Madwoman in the Attic after Thirty Years
Annette R. Federico, Sandra M. Gilbert and Sandra M. Gilbert
Paper: 978-0-8262-1927-5
Cloth: 978-0-8262-1869-8
Electronic: 978-0-8262-7209-6