Карл Штумпп — доктор наук, историк, этнограф.
American Historical Society of Germans from Russia (AHSGR).
2022-02-09 11:23:34
<a rel="nofollow" class="external text" href="http://www.oregonahsgr.org/uploads/3/7/7/9/37792067/newsletter-2015-novdec.pdf">Newsletter of AHSGR 2015</a>