First editions. A reference for Danish imprints, which also includes Danish colonies, Schleswig-Holstein, Iceland, Norway (to 1814) and books written in foreign countries about Denmark. Regarded as one of the fundamental works on Danish literature from the late 15th through the early 19th centuries. This set consists of the following: four volumes listing a total of 65,000 books, edited by Bruun, published in 1877, 1886, 1896 and 1902 respectively. Five supplements, edited by Ehrenchron-Müller and published in 1914, 1943 through 1946, are bound individually. These supplements contain another 5000 entries (Besterman 1577). Volumes 1-4 and the first supplement are bound in marbled paper-covered boards. Hinges and edges rubbed, spines slightly chipped and torn. These volumes with ex libris bookplate of the Brooklyn Public Library on front pastedown and cancel stamps in back. Bookseller's tag belonging to G.E. Stechert & Co (Alfred Hafner), New York in lower corner of rear pastedown. The latter four supplements (in paper wrappers) with uncut pages, edges slightly torn and chipped. One cover creased.