Durolitum

Dictionary of Greek and Roman Geography

DUROLITUM in Britain, mentioned in the ninth Itinerary as being 15 miles from London, in the direction of Norwich. Another reading makes the distance 17 miles. The line of this road is probably indicated by the syllable Strat-in Strat-ford (east of London). Leyt-on or Leyt-on-stone ==Duro-lit-um.
[R.G.L]