La chiave dell'ascensore. L'ora grigia.

Traduz.di Marika Boni Grandi. Milano, Armenia Ed. 1975,77, cm.14,5x20,5, pp.262, brossura cop.fig.a col.

Paris, 2004, cm.17x24,5, pp.110,(2), 4 tavv. in bn.nt., brossura, cop.fig.a col. con bandelle.

Milano, Mondadori Ed. 1942, cm.13x19,5, pp.424, brossura (tracce d'uso alla cop.).

With illustrations. London, Constable 1927, cm.15x23, pp.XXVIII,292, legatura editoriale in tutta tela. Prima edizione. First edition. Includes bibliographical references (pages 271-285). Subjects: 500-1500. Latin poetry History and criticism. Lyric poetry History and criticism. Goliards Songs and music History and criticism. Latin poetry. Learning and scholarship History Medieval, 500-1500. Goliards; Songs and music. Latin poetry, Medieval and modern History and criticism. Latin poetry, Medieval and modern. Songs, Latin (Medieval and modern) History and criticism. Students' songs Europe History and criticism. Latin poetry, Medieval and modern History and criticism. Lyric poetry, Medieval and modern History and criticism. Lyric poetry in Latin.