Leipzig, Insel-Verlag 1913. 4 ton. 67 pages. Wine-red, embossed original morocco binding with spine and cover titles, a gold cover vignette (island ship), and gilt head edges. - First edition and one of 25 numbered copies of the deluxe edition in morocco. A heavily revised version of the 1902 edition. Rudolf Kassner maintained a deep lifelong friendship with R. M. Rilke. Rilke dedicated the eighth Duino Elegy to him and at times considered him the most insightful cultural philosopher of our time. Immaculately preserved. - Wilpert/Gühring 2/19. - Sarkowski 886.