Heinrich Gravenhorst (German Wikipedia)

Analysis of information sources in references of the Wikipedia article "Heinrich Gravenhorst" in German language version.

refsWebsite

Global rank German rank

2deutsche-biographie.de

1,974^th place

268^th place

6^th place

40^th place

archive.org

Eminent bee-keepers. No. 11- C.J.H. Gravenhorst: The British Bee Journal. Nr. 377, 12. September 1889, S. 392–393 (archive.org).

deutsche-biographie.de

Zimmermann, Paul: Allgemeine Deutsche Biographie. Nr. 49, 1904, Gravenhorst, Heinrich, S. 515–516 (deutsche-biographie.de).
Gravenhorst, Johann Heinrich Christoph in Deutsche Biographie