William Joseph Hammer (German Wikipedia)

Analysis of information sources in references of the Wikipedia article "William Joseph Hammer" in German language version.

refsWebsite

Global rank German rank

340^th place

525^th place

6^th place

40^th place

archive.org

Rufis G. Wells: An American Balloon Trip over Rome. In: Aeronautics. Band 7, Nr. 4, 1910, S. 111 (englisch, archive.org).

si.edu

americanhistory.si.edu

Promoting Edison's Lamp