Yale Papyri in the Beinecke Rare Book and Manuscript Library IV springs from work undertaken at Yale University's Beinecke Rare Book and Manuscript Library, at its Papyrological Summer Institute in 2003. This fourth volume of Yale papyri presents three groups of texts dating from the second century BCE to the seventh century CE. Editions are presented in chronological order, and include items such as samples of scribal training, mathematical tables and exercises, schoolroom work, letters, tax- receipts, contracts, and petitions. Contributors in addition to the volume editors include Daniel Markovich, Charles W. Hedrick, Jr., Jitse H. F. Dijkstra, Kevin Wilkinson, AnneMarie Luijendijk, Richard L. Phillips, Gary Reger, Shane Berg, Elizabeth Penland, George Bevan, Josiah E. Davis, Mariam Dandamayeva, Andrew T. Crislip, and Jean Gascou.