sentences:  The present location of the charter is currently unknown but its text survives, as when later royal charters were granted to the city reaffirming and extending its privileges large parts of the original charter were quoted verbatim.As a crescent and an eight-point star (as appear on the city's coat of arms) were to be found on both the seals of King Richard and William de Longchamps it is commonly thought that this may have been the source of them, although there is no known documentary evidence for this.King Richard later went on to build a number of houses and a hall in Portsmouth.