Agricultural History Review, Volume 40 Part 1 (1992), pp. 1–23

Inquisitions Post Mortem (IPMs) have been used by historians for a variety of purposes, but their value as a source for the study of medieval land-use has not been fully realized. Used in large numbers they can illustrate broad contrasts between places and regions in terms of resource endowment and value. This study outlines a methodology for analysing the IPMs with reference to a group of ten counties around London. The results point to the existence of distinctive and specialized agrarian regimes, responsive to a variety of influences - environmental, institutional, and economic. 

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