Hertfordiensis comitatus
Comitatus Hertfordiensis vel Hertfordia (vulgo Hertfordshire vel brevius Herts) est regio Angliae quae ab Londinio ad septentrionalem partem spectat.

Oppida
Hatfeldia
Hertfordia

Notae

Bibliographia 
 "Hertfordshire" in  
 Robert Clutterbuck, The History and Antiquities of the County of Hertfordshire. 3 voll. Londinii, 1815-1827
 "Hartford or Hertford-shire" in  vol. 2 pp. 37-66
 "Hertfordshire" in 
 Daniel Lysons, The Environs of London: volume 4 - Counties of Herts, Essex & Kent. 1796 Textus interretialis
 W. W. Skeat, The Place-Names of Hertfordshire. Hertfordiae: East Herts Archaeological Society, 1904 Textus apud archive.org
  Hertfordshire. 4 voll. 1 2 3 4 index

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