Who created "Chute de la Tritt dans la vallée de Muhlethal"?

Chute de la Tritt dans la vallée de Muhlethal was created by Charles-Melchior Descourtis after Caspar Wolf in 1776.

What medium is "Chute de la Tritt dans la vallée de Muhlethal"?

Chute de la Tritt dans la vallée de Muhlethal is etching and wash manner printed in color on laid paper [proof].

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Charles-Melchior Descourtis after Caspar Wolf, 1776