Columbia subject headings:
Basilica di San Pietro in Vaticano.
Letarouilly, Paul Marie, 1795-1855.
Harvard subject headings:
Architectural drawing--France--19th century.
Architectural drawing--Vatican City--Catalogs.
Architecture--Vatican City--Catalogs.
Basilica di San Pietro in Vaticano--Catalogs.
Basilica di San Pietro in Vaticano--Design and construction.
Rome (Italy)--Buildings, structures, etc.--Pictorial works.
Vatican City--Buildings, structures, etc.--Catalogs.
Vatican City--In art--Catalogs.
Vatican Palace (Vatican City)--Design and construction.
Princeton subject headings: