Columbia subject headings:
Harvard subject headings:
Herrera Leyva, Pedro--Diaries.
Mexico--History--Wars of Independence, 1810-1821--Personal narratives.
Nuevo León (Mexico : State)--History.
Soldiers--Mexico--Diaries.
Princeton subject headings:
Herrera Leyva, Pedro--Archives.
Mexico--History--Wars of Independence, 1810-1821--Sources.
Nuevo León (Mexico : State)--History--Sources.