Articles are short and are signed by the author. There are cross references as well as an index in each volume. Bibliographical references are included. Oxford University Press. A 24 volume work that is arranged in a traditional alphabetical order.
Articles are detailed, tracing a person's life chronologically, with emphasis on their achievements.
Bibliographical references are included. Harvard University Press. A three volume work with bibliographical references at the end of the sketches. There is a classified list of biographies at the end of volume 3. Includes only women who died before 1951.