14 THE ESSEX NATURALIST. rare occurrence as to deserve remark. Throughout the "Saxon areas" the word "Several" occurs, probably for a similar reason. (Fig. 2). Some mention of the crops is necessary. Norden, at the close of the sixteenth century, gives a very general regional division in which the crops are mentioned.15 It is, however, apparent that good arable farming obtained in the north and centre, whilst the country to the south-west was "rugged and wooded." Fig. 3.—Average Size of Essex Holdings in 1638. Butter and milk were the chief considerations throughout the eastern district (London Clay), whilst the south-east was known for its oats. Sheep were found on the several eastern and north-eastern heaths. Some very detailed information is given for the County in the Ship Money tax for 1638.16 The Boulder Clay land and sandy soil belts were now sharply distinguished from the London Clay area in point of value. Since, in the same account, the areas 15 Norden, J. A Description of Essex. 16 S.P.D. Chas. I. ccclviii.