Autograph letter signed : [Berlin], to Wilhelm von Beetz, 1861 Mar. 27.
Related Entities
There are 2 Entities related to this resource.
Riess, Peter Theophil, 1804-1883
http://n2t.net/ark:/99166/w6fj9x6n (person)
German physicist. From the description of Autograph letter signed : [Berlin], to Wilhelm von Beetz, 1861 Mar. 27. (Unknown). WorldCat record id: 270655043 ...
Beetz, Friedrich Wilhelm Hubert von, 1822-1886,
http://n2t.net/ark:/99166/w6pc3d8h (person)