Book 3 in the reports series on the Upper Tisza Project, north-eastern Hungary. This volume investigates the settlement patterns in the Zemplen Block. Contents: 1) Introduction to the Upper Tisza Project (John Chapman); 2) The environment of the Zemplen Block (Robert Shiel & Eniko Magyari); 3) Land use potential of the Zemplen Block (Robert Shiel); 4) The Gazetteer (John Chapman, Mark Gillings, Denise Telford & Steve Cousins); 5) Interpretation of prehistoric field survey data (John Chapman, Mark Gillings, Katalin Biro & Karen Hardy); 6) Interpretation of Early Modern forest prospection (John Chapman & Mark Gillings); 7) Summary of main results, Zemplen Block (John Chapman & Mark Gillings).