Vertaling: Hef II. Hagg, Jacob Adolf. Klein Nordiese Songs sonder woorde en Preludes. Tellings.
Vertaling: Hef ek. Hagg, Jacob Adolf. Klein Nordiese Songs sonder woorde en Preludes. Tellings.
Vertaling: Volledige telling. Hagg, Jacob Adolf. Klaviersonate in F minor, Op.20. Tellings.