| 词条 | Gustav Gyula Geyer |
| 释义 | {{Orphan|date=April 2012}}{{Expand Polish|Gustav Gyula Geyer|date=April 2012}} Gustav Július Geyer (1828–1900) was a Hungarian educator and entomologist. {{authority control}}{{DEFAULTSORT:Geyer, Gustav Julius}}{{Hungary-bio-stub}} 5 : 1828 births|1900 deaths|Hungarian educators|Hungarian entomologists|People from Bielsko-Biała |
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