Two early 18th-century devotional works – Rotterdam & Cologne – original bindings. Set of two early 18th-century religious books, both in original bindings. Cologne, Nobilian Press, 1751. A comprehensive treatise on moral theology, canon law, and casuistic analysis, covering sacramental practice, excommunication, penance and ecclesiastical discipline. Original full leather binding, visibly worn; interior complete and structurally sound, with normal age toning. Ziels-zaamme Meditatiën over de voornaamste Waarheden des Euangeliums. Rotterdam, Hendrik van Pelt, 1734. Dutch devotional meditations on Gospel truths and Christian life. Original vellum binding in attractive condition, with typical patina. Clean interior with crisp print and well-preserved leaves. A charming and genuine pair of early 1700s devotional works, ideal for collectors of Dutch theology, ecclesiastical history or antique books in original bindings.