FRANCISCO ALVAREZ (1936–2024). Set of 10 engravings and lithographs on the theme of nature, including: -"Bird Perched on a Log" / "Pájaro posado en un tronco," numbered P.A., plate dimensions: 10.5 x 7 cm; - "Woman at the Window" / "Dama en la ventana," numbered 10/30, plate dimensions: 15.5 x 12.5 cm; - "Woman in a Veil" / "Mujer con velo," numbered P.A., plate dimensions: 10 x 11.5 cm; - "Birds in a Field" / "Pájaros en un campo," numbered P.A., Plate dimensions: 10.5 x 7 cm; - "Bird on a Rug" / "Pájaro en tapete" - 2001, numbered 25/75, sheet dimensions: 29 x 25 cm; - "Thistles in a Field" / "Cardos en un campo," numbered 24/40; Plate dimensions: 19 x 13.5 cm. - "Bird in a Landscape" / "Pájaro en un paisaje," numbered 163/199, sheet size: 17.5 x 23.5 cm. - "Bird in a Landscape" / "Pájaro en un paisaje," numbered 164/199, sheet dimensions: 17.5 x 23.5 cm. - "Pink and Red Flowers" / "Flores rosas y rojas," numbered 62/75 and 73/75, Plate dimensions: 9.5 x 8.5 cm; - "Pink and Red Flowers" / "Flores rosas y rojas," numbered 73/75, Plate dimensions: 9.5 x 8.5 cm.