NEW YORK
CHARLES SCRIBNER'S SONS
1915
Copyright, 1915, BY
CHARLES SCRIBNER'S SONS
Published November, 1915
DEDICATED
TO
MY DISTINGUISHED GUIDES THROUGH THE UPPER
PALÆOLITHIC CAVERNS OF
THE PYRENEES, DORDOGNE, AND THE CANTABRIAN MOUNTAINS OF SPAIN
ÉMILE CARTAILHAC
HENRI BREUIL
HUGO OBERMAIER