Tristano e Isotta. Opera in tre atti.

Introduzione e commento a cura di Guido Manacorda. Firenze, Sansoni 1940, cm.11x16, pp.XX-199, brossura. Bibl.Sansoniana Straniera,14.

Prima giornata di "L'anello del Nibelungo" in tre atti. Milano, Edizioni del Teatro alla Scala 1994, cm.19x28, pp.186,LI, centinaia id figg.a col.nt. legatura ed.cop.fig.a col.

A cura di Guido Manacorda. Ediz.con testo a fronte. Firenze, Sansoni 1961, cm.11,5x18,5, pp.235, legatura ed. cartonata, Coll.La Nuova Sansoniana Straniera,4.

Testo in francese. Paris, Librairie Plon 1911-1912, 3 Voll. cm.14x22,5, pp.363,364,497, rilegg., tasselli in pelle ed oro ai dorsi, (vol.III: alcune pagg.staccate ma presenti, tassello al dorso in parte mancante),complessivamente in buono stato,

Ivrea, Priuli & Verlucca 2003, cm.24,5x32,5, pp.220, centinaia di figg.a col.nt. legatura editoriale sopracoperta figurata a colori. Coll.Arte in Piemonte.

Firenze, Pagnini e Martinelli Ed. 1999, cm.15x23, pp.336, legatura editoriale cartonata con sopracoperta figurata a colori. Coll.Tracce,23.

London, Bloomsbury Publishing 1999, cm.15x21,5, pp.152, legatura ed. sopracop.fig. bn. Testo in Inglese - Text in English. Philippe had fly-truffled every winter since childhood on his family estate in Provence. Since the death of his wife Julieta, however, the truffles came to represent far more than a delicacy: they now trigger an sequence of dream visions in which he and Julieta enter a state of communion.

Sciendo 2022, cm.14x21,5, pp.238, brossura. In its philosophical usage the concept of form indicates the entity that makes possible the relationship between orderer and ordered at the origin of all knowledge. In a classic perspective metaphysical form preceded ethical decision: the "forming" intervention consisted, in the discovery or recognition of ontological structures of reality, substantially unchangeable by human beings. If ethical form was a subsection of general ontology, ethical decision was merely its mirror image. In this context, an ex nihilo decision was truly unthinkable. But the modern emergence of the is-ought problem, i.