Works

• Gätke, Heinrich (1891). Hrsg. von Rudolf Blasius, ed. Die Vogelwarte Helgoland (in German). Braunschweig: Joh. Heinr. Meyer.  (external scan)

— (1895). Heligoland as an ornithological observatory. The result of fifty years' experience (in English). Rudolph Rosenstock, transl. Edinburgh: David Douglas.  (external scan)

— (1900). Hrsg. von Rudolf Blasius, ed. Die Vogelwarte Helgoland (in German) (Zweite vermehrte Auflage (2nd extended edition) ed.). Braunschweig: Joh. Heinr. Meyer.  (external scan)

About Heinrich Gätke

• Whitlock, F.B. (1897). The Migration of Birds. A consideration of Herr Gätke's views (in English). London: R.H. Porter.  (external scan)
• Dresser, H.E. (1897)—'Obituary,' in: The Zoologist, The Zoologist, 4th series vol 1 (1897), issue 669 (March, 1897), p. 139/140

Works by this author published before January 1, 1927 are in the public domain worldwide because the author died at least 100 years ago. Translations or editions published later may be copyrighted. Posthumous works may be copyrighted based on how long they have been published in certain countries and areas.

 

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