Principal Holders of Land – 1312 to 1962 Home » People » Land Ownership » Principal Holders of Land – 1312 to 1962 The data sets have been taken from AC Chibnall’s book: “Fiefs and Fields of a Buckinghamshire Village”. Principal holders of land: tables of data for the following years: 1862/1962 1797 1750 1700 1650 1580 1460 1400 1312