1727 R. Bradley xvi. 332/2 1 pole, or rod, or perch of field-measure for arable, medow or pasture.
1857 (Royal Soc.) 147 627 The Ordnance Survey Office have used, as standards of reference for field-measures, two 10-feet iron bars.
1991 F. A. Homann 15 The American Congress of Confederation..chose, against a decimal system proposed by Jefferson, field measures based on the English mile.