The contents of the manuscript are as follows:
(i) List of peers mentioned in the Rolls of Parliament, 1424-1707 (folio 1).
(ii) List of charters, etc., granting peerages, down to 1707 (folio 10).
(iii) Index to sections (i) and (ii) (folio 23).
(iv) Observations on section (i) (folio 36).
(v) Observations on section (ii), generally quoting part of the deed (folio 59).
(vi) Copy of declarations of Parliament on the succession to Robert II, 1371, 1373 (folio 122 verso).
(vii) Excerpts of charters which contain titles proceeding on resignations, 1615-1707 (folio 128).
(viii) Index to sections (iv)-(vii) (folio 172).
(ix) List of the barons who sat in Parliament, 1467-1587 (folio 187).