Trans. Herts Hat. Hist * Soc., Vol. XII, Plate T 
0° 4' 
0° 4' Scale—Six Inches to one Statute Mile, or 88o feet to one inch. 
h- = To o 60 
l Ordnance Survey Map, Sheet xxix. 
rller of His Majesty’s Stationery Office.] 
51° 48' 
