2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/69114This paper presents five new examples of modular rigid Calabi-Yau threefolds arising from the modular elliptic surface of level 6. Explicit correspondences to newforms of weight 4 and level 10, 17, 21, and 73 are given.9 pages; journal-ref. added; minor mistakes correctedAlgebraic Geometry14J32; 11F03; 11F23; 11F32text