Correspondence is gathered in chronological order in its own dedictaed file, unless a letter specifically accompanied a package of transcribed material from Zarraftis, in which case it forms an integral part of that textual record. In the latter instance, a letter will therefore be lodged in the file pertaining to a particular group of texts, identified by the origin island then, if the largest i.e. Kos, the type of text (Folktales or 'other'/varied).