Columbia subject headings:
Avenida da Liberdade (Lisbon, Portugal)
City planning--Portugal--Lisbon--History.
Lisbon (Portugal)--Buildings, structures, etc.
Streets--Portugal--Lisbon--History.
Harvard subject headings:
Avenida da Liberdade (Lisbon, Portugal)
City planning--Portugal--Lisbon--History.
Lisbon (Portugal)--Buildings, structures, etc.
Streets--Portugal--Lisbon--History.
Princeton subject headings:
Avenida da Liberdade (Lisbon, Portugal)
City planning--Portugal--Lisbon--History.
Lisbon (Portugal)--Buildings, structures, etc.
Streets--Portugal--Lisbon--History.