Image: https://cdn.aniversariodosfamosos.com/gallery/2017/1/christian-doppler/christian-doppler-biografia-perfil-ninez-vida.jpg
Christian Doppler
professions.cientista de Austria
Image: https://cdn.aniversariodosfamosos.com/gallery/2017/1/christian-doppler/christian-doppler-biografia-perfil-ninez-vida.jpg
professions.cientista de Austria