Nicolás González Ruiz
Piezas maestras del teatro teológico español I: autos sacramentales.
Madrid: Biblioteca de autores cristianos, 1967. Third edition. 880 pages plus 8 pages of publisher's catalogue. 
Volume, measuring approximately 5.25" x 8", is bound in gray cloth, with red and black lettering to spine and front cover. Book shows light shelfwear. Binding is sound. Previous owner's name appears on front flyleaf. Pages are clean and bright. Dust jacket displays moderate wear, with creasing and minor tears at top of spine panel. Jacket is now preserved in paper-backed mylar cover.