Note 7 — THE SURVEY OF LONDON CONTAINING THE ORIGINAL, ANTIQUITY, INCREASE, MODERN ESTATE, AND DESCRIPTION OF THAT CITY
Reading edition
Silchester, in Hampshire, seven miles from Basingstoke; the Caer Segont of the Britons, and Segontium of the Romans, and Silcester of the Saxons. Leland states its walls to have been two miles in compass.