• I have just begun a work in which an important part is given to a large chorus and with it I want to use several of your instruments - augmenting their range as in those I used for my Equatorial - especially in the high range.

    Edgard Varese: I have just begun a work in which an important part is given to a large chorus and with it I want to use several of your instruments - augmenting their range as in those I used for my Equatorial - especially in the high range.