The Gerritsen Collection was begun by Aletta Jacobs Gerritsen in the late 1800s. The online resource delivers two million page images exactly as theyappeared in the original printed works. It includes monographs, periodicals and pamphlets in fifteen languages, and is searchable by keyword and Boolean operators.

The most comprehensive reference book of its kind, with more than 60 new entries in this third edition.

The Palgrave Macmillan Dictionary of Women's Biography contains details of the lives of over 2100 women from all periods, cultures and walks of life - from queens to TV chefs, engineers to stand up comics, pilots to poisoners. With subsections for further reading, comprehensive subject index and a bibliographical survey, this dictionary of women's biography is an invaluable reference source.