Records & photos · Wills and probate
Will of Nathaniel Oak of Exeter, 3 Feb 1857: signature and bequests (Penobscot probate).
Image · dated 3 Feb 1857 · source: Penobscot County probate records, FamilySearch image.

How it is shown: Complete image as saved; no crop, no retouch, no search highlight.
Keep in mind: Names son Samuel Oak.