Image: https://cdn.aniversariodosfamosos.com/gallery/2017/1/douglas-houghton-campbell/citas-de-douglas-houghton-campbell.jpg
Douglas Houghton Campbell
professions.cientista de Estados Unidos
Image: https://cdn.aniversariodosfamosos.com/gallery/2017/1/douglas-houghton-campbell/citas-de-douglas-houghton-campbell.jpg
professions.cientista de Estados Unidos