The correspondence series is divided into two sections: General and Select. Both sections primarily contain professional correspondence and are arranged alphabetically. In each, letters to and from May are kept in the same folder under the name of the individual or institution with which Maycorresponded. Foldersmayhold letters to or from a third party, but all such letters bear somerelationto the primary individual or institution named. The letters collected in the General section mostly document' professional affiliations of a short-lived nature and routine matters. The Select correspondence documents the more substantial professional relationships which May developed overthe course ofhiscareer, bothwithindividuals and institutions, but many of these letters are also of a routine nature. There is correspondence of brief and conventional nature with a few well-known scholars ofhis day.