Columbia subject headings:
Architects.
Architecture, Renaissance--Spain--Congresses.
Architecture--Spain--Congresses.
Charles V, Holy Roman Emperor, 1500-1558.
Harvard subject headings:
Architecture, Renaissance--Spain--Congresses.
Architecture, Spanish--Congresses.
Architecture--Spain--Congresses.
Charles V, Holy Roman Emperor, 1500-1558--Art patronage--Congresses.
Charles V, Holy Roman Emperor, 1500-1558--Relations with architects.
Princeton subject headings:
Architecture, Renaissance--Spain--Congresses.
Architecture, Spanish--Congresses.
Charles V, Holy Roman Emperor, 1500-1558--Art patronage--Congresses.