This essay sparked off a series of published exchanges from such renowned alpinists of the day as Tita Piaz and Franz Nieberl .
This essay is an incendiary polemic against the increasing use of artificial aid in the Alps .
This essay , an incendiary polemic against the increasing use of artificial aid in the Alps , sparked off a series of published exchanges from such renowned alpinists of the day as Tita Piaz and Franz Nieberl .