Therfield is a parish south-south-west of Royston, the A10 forming its eastern boundary. Its communities are Therfield, the main settlement, Hay Green and Reed End.
Family history links
Jones, A 1977 Is Your Name Andrews — or Could It Be Anderson? Herfordshire’s Past 2 (Spring 1977), 18-23
Stevenson, M D 1979 Saxon Spearhead from Therfield Heath. Hertfordshire’s Past 7 (Autumn 1979), 40