. Der Ornithologische Beobachter. Birds; Birds. Nistkasten. Die Abbildungen (Fig. 1—5) stellen verschiedene Arten von Nistkasten dar, die sich gut bewährt Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Ala, Schweizerische Gesellschaft felkunde und Vogelschutz. [Bern?, Ala, Schweizerische Gesellschaft felkunde und Vogelschutz]

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Size: 1298px × 1925px
Photo credit: © Central Historic Books / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookcentury1900, bookdecade1900, booksubjectbirds, bookyear1902