Rosenblatt, J.-J. L'orgue de la Collégiale saint-Martin de Colmar [SR] 1978? label (Walther) container (Walther)
Bach, J.S. Pièce d'orgue, BWV 572, c1993 t.p. (J.G. Walther) p. iii (Johann Gottfried Walther)
Hansen, J.E. The organ concert at Holmens Church, p1978 label (Johann Gottfried Walther) prog. notes (Yohan Gottofurīto Varutā)
Grove music online, Apr. 12, 2006 (Walther, Johann Gottfried; b. Sept. 18, 1684, Erfurt, d. Mar. 23, 1748, Weimar; German organist, composer, theorist, and lexicographer)