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  1. Heligoland as an ornithological observatory; the result of fifty years' experience,
    By: Gätke, Heinrich. - Rosenstock, Rudolph.
    Publication info: Edinburgh,D. Douglas,1895.
    Holding Institution: University of California Libraries (archive.org)
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  2. Heligoland as an ornithological observatory; the result of fifty years' experience
    By: Gätke, Heinrich, - Rosenstock, Rudolph.
    Publication info: Edinburgh,D. Douglas,1895.
    Holding Institution: American Museum of Natural History Library
    View Book
  3. Text-book of zoology;
    By: Schmeil, O. (Otto), - Cunningham, Joseph Thomas, - Rosenstock, Rudolph.
    Publication info: London,A. and C. Black,1901.
    Holding Institution: Cornell University Library
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  4. Text-book of zoology;
    By: Schmeil, O. (Otto), - Cunningham, Joseph Thomas, - Rosenstock, Rudolph.
    Publication info: London,A. and C. Black,1901.
    Holding Institution: University of California Libraries (archive.org)
    View Book