Complex sentence: From 1894 until the See of Lynn was created in 1963, the Bishop of Thetford was the suffragan bishop for the whole diocese, with the exception of the period from 1899 to 1909 when there was another suffragan bishop, in the See of Ipswich.
Split into simpler sentences: From 1894 until the See of Lynn was created in 1963, the Bishop of Thetford was the suffragan bishop for the entire diocese. From 1899 to 1909 there was another suffragan bishop, in the See of Ipswich.