Articles of the electron microscopy in spirochetology since the earlier days were collected and the list of them was compiled. They were classified and arranged based on many items, such as kind of spirochete, organelle which is a main subject in the study, taxonomical study, immunological and serological studies, pathology (infection and infected tissues), and sampling method. They were also discussed from the histrical viewpoint as well as the bibliographical considerations. This review most be useful in the looking of articles and would be convenient to young scholars for the quotation of them in spirochetal morphology.