Young Phillip T. 4900 Historical Woodwind Instruments: An Inventory of 200 Makers in International Collections. Phillip T. Young. London, 1993, pg. 210.
Written by Young Phillip T., Honorary Editor Maurice Byrne. "The Scherers of Butzbach." The Galpin Society Journal (1986), vol. XXXIX, pg. 112, 115, 116,, ill.
Catalogue of the Crosby Brown Collection of Musical Instruments: Historical Groups, Gallery 39. The Metropolitan Museum of Art. New York, 1905, pg. 60.
