The History of the Erard Piano and Harp in Letters and Documents. 1785–1959. Band 1: Inventions, Business, Composers and Performers. Band 2: Erard Family Correspondence

Schröder, J. H. (2024). The History of the Erard Piano and Harp in Letters and Documents. 1785–1959. Band 1: Inventions, Business, Composers and Performers. Band 2: Erard Family Correspondence: Hrsg. von Robert Adelson, Alain Roudier, Jenny Nex, Laure Barthel und Michel Foussard. Die Musikforschung, 70(1), 58–59. https://doi.org/10.52412/mf.2017.H1.3628