This work serves as a comprehensive catalog of ancient written materials housed within the Leiden Papyrological Institute. It details the collection's holdings, which include papyri, ostraca, parchments, and waxed tablets, providing a scholarly overview of these significant historical artifacts. The book aims to document and make accessible the diverse range of textual evidence preserved in the Institute, contributing to the study of ancient languages, literature, and daily life.

This catalog is regarded as a vital resource for scholars specializing in papyrology and classical studies. Its detailed listings and scholarly apparatus are expected to facilitate further research into the Leiden Papyrological Institute's significant collection. The work's meticulous documentation provides a foundational reference for understanding the material culture of ancient writing.