Described only by Irwin, who says: A compound manual stop made from soft Diapasons, perhaps Echo Geigens, Dulcianas, or even Echo Dulcianas, occasionally designed to resemble a Fourniture, Cornet, or some other type of multiple-rank stop. Bonavia-Hunt also mentions it as one of the �most commonly used miniatures�.
Echo Mixture VI, Positif; Parr Hall, Warrington, England; Cavaillé-Coll 1875.