A new and correct mapp of Middlesex, Essex, and Hertford-shire, with the roads rivers sea-coast &c. actually surveyed / 
Warburton, John.
Bland, Joseph.
Smyth, Payler.
[London :  J. Warburton, 
ca. 1724]
"Engraven by S. Parker".
In side and bottom borders: Coats of arms.
Includes lists of towns villages and seats.
Reference: Hodson. Hertfordshire Appendix 3. and Vol. 1. Appendix 1(3).
Scale from 20" long at 51 ̊N.