Columbia subject headings:
Harvard subject headings:
Garonne River (Spain and France)--Navigation--History.
Garonne River (Spain and France)--Rates and tolls--History.
Inland water transportation--France--Marmande--Transit charges.
Inland water transportation--Transit charges--France--Marmande.
Tolls--France--Marmande--History.
Princeton subject headings:
Garonne River (Spain and France)--Navigation--History.
Garonne River (Spain and France)--Rates and tolls--History.
Inland water transportation--Transit charges--France--Marmande.
Tolls--France--Marmande--History.