Cloth Seal, Suffolk, Alnage, Windmill, AD, Harp, Image & Found by Derfel.
Found on Thames foreshore, 26 x 15mm.
Windmill, A D to sides // H?, (C)O SVFO(LK) around // harp // blank
See Egan, G., 1987, seals 4115 & 2360D, p.221. These have a windmill on the fourth disc but the H on these seals is incorporated into different alnager initials. The O at the beginning of the inscription is from the abbreviation CO for county.