Columbia subject headings:
Harvard subject headings:
Business travel--Latin America--20th century.
Publishers and publishing--Latin America--Correspondence.
Publishers and publishing--Spain--Correspondence.
Salvat Editores (Barcelona, Spain)--History.
Salvat Espasa, Fernando--Correspondence.
Salvat Espasa, Santiago--Correspondence.
Princeton subject headings:
Book industries and trade--Latin America--History--20th century.
Book industries and trade--Spain--Barcelona--History--20th century.
Salvat Espasa, Fernando--Correspondence.
Salvat Espasa, Santiago--Correspondence.