Columbia subject headings:
Harvard subject headings:
Bécquer, Gustavo Adolfo, 1836-1870--Travel--Spain--Soria.
Bécquer, Valeriano, 1834-1870--Travel--Spain--Soria.
Soria (Spain)--Description and travel.
Princeton subject headings:
Bécquer, Gustavo Adolfo, 1836-1870--Biography--History and criticism.
Bécquer, Valeriano, 1834-1870--Biography--History and criticism.