Author: Hørring, R., 1912-1919.:
Title: Fuglene ved de danske Fyr i 1911 [-1989]. (29de [-37te] Aarsberetning om danske Fygle.)
Description: [Offprints from:] Vid. Medd. Dansk Naturhist. Foren., 64-71. 8 consecutive parts, total of 509 pp., 2 double-page maps. Few faint paperclip rust marks in margin, good otherwise.

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