Columbia subject headings:
Building stones--France--History--Congresses.
Cities and towns--France--Growth--History--Congresses.
Quarries and quarrying--France--History--Congresses.
Stone industry and trade--France--History--Congresses.
Harvard subject headings:
Building stones--France--History--Congresses.
Cities and towns--France--Growth--History--Congresses.
Quarries and quarrying--France--History--Congresses.
Stone industry and trade--France--History--Congresses.
Princeton subject headings:
Building stones--France--History--Congresses.
Cities and towns--France--Growth--History--Congresses.
Quarries and quarrying--France--History--Congresses.
Stone industry and trade--France--History--Congresses.