Columbia subject headings:
Architecture--Missouri--Saint Louis--Guidebooks.
Saint Louis (Mo.)--Buildings, structures, etc.--Guidebooks.
Harvard subject headings:
Architecture--Missouri--Saint Louis--Guidebooks.
Saint Louis (Mo.)--Buildings, structures, etc.--Guidebooks.
Princeton subject headings:
Architecture--Missouri--Saint Louis--Guidebooks.
Saint Louis (Mo.)--Buildings, structures, etc.--Guidebooks.