Original: Bradbury, William Batchelder. How Firm a Foundation. The Solid Rock. Bradbury, William Batchelder. Choir SATB, piano or organ.
Traducció: Bradbury, William BATCHELDER. The Rock Solid. Bradbury, William BATCHELDER. Cor SATB, piano o òrgan. Foncannon, Ellen. Solid Rock. How Firm.