Columbia subject headings:
España moderna (Madrid, Spain)
Lázaro y Galdiano, José, 1862-1947--Correspondence.
Valera, Juan, 1824-1905--Correspondence.
Harvard subject headings:
Authors, Spanish--19th century--Correspondence
Lázaro y Galdiano, José, 1862-1947--Correspondence.
Valera, Juan, 1824-1905. Correspondence
Princeton subject headings:
España moderna (Madrid, Spain)
Lázaro y Galdiano, José, 1862-1947--Correspondence.
Valera, Juan, 1824-1905. Correspondence.