Works with opus numbers 13-26: Op. 13, no. 1. Omnia vanitas: motet for double choir (SATTB and SATBB) and organ. 2 scores, one in the composer's hand, Aug 1910-Jan 1911. Op. 13, no. 2. Audivi vocem de caelo: motet for SATBB choir. 2 scores (one in the composer's hand), 1911. Op. 17, no. 2. O Lamb of God: motet for SSATBarB choir. Autograph score, n.d. …