Note 12c — SECTION I. OF THE ISLAND OF LOTHINGLAND.
Reading edition
Of Somerly town, in this island, and in whom the family became extinct. Isabel, the sister of Sir Roger Fitz-Osbert, of Somerley, was wife of Sir Walter Jernegan, of Horham, by virtue of which marriage [her brother, Sir Roger, dying without issue] he became possessor of the Somerley estate. This family, in the reign of King John, was settled first at Horham, in Suffolk, afterwards another branch was settled at Stonham Jerningham, in the same county, about the year 1234. The Horham branch, by marriage with the Fitz-Osberts, removed to Somerly which then became the principal seat of the family.