1 "Fișier:Natur_und_Museum_(IA_naturundmuseum1907senc).pdf".

Fișier:Natur und Museum (IA naturundmuseum1907senc).pdf

used for sound recordings.PD-1923Public domain in the United States//commons.wikimedia.org/wiki/File:Natur_und_Museum_(IA_naturundmuseum1907senc).pdf...