The approximate date of the manuscript has been suggested by the range of dates of the watermarks, 179?, 1800 and 1801.

The contents include

the families of:

Campbell of Lochow (folio 180);

Douglas (folios 1, 31);

Lindsay of the Byres (folio 101);

Ogilvy (folio 187);

Percy (folio 10); and,

Stewart (folios 5, 16, 29).

The Earldoms of:

Angus (folio 92);

Atholl (folio 120);

Buchan (folio 149);

Caithness (folio 182);

Crawford (folio 90);

Fife (folio 106);

Lennox (folio 102);

Mar (folio 126);

March (folio 185);

Menteith (folio 116);

Moray (folio 170);

Orkney (folio 182);

Ross (folios 71, 176);

Strathearn (folio 110); and,

Sutherland (folio 169a).

Notes from manuscripts in the British Museum (folio 198).