GRÄTZ, THOMAS [Signed] Giro del Lago. September 2, 1975. Studio Her, M. Pitigliano, 1976. In-4 (30 x 32 cm). First edition, printed in an edition of 500 numbered copies (ex. n°33/500), signed by the photographer on the title page. 5 pages of text (in Italian, German and English), a map and 46 photographs reproduced in black and white. Printed by Azienda Grafica in Pitigliano. Publisher's illustrated boards, with white cloth spine.