Autor: Max Halberstadt
Título: Sigmund Freud, founder of psychoanalysis, holding a cigar. Photographed by his son-in-law, Max Halberstadt, c. 1921
Data: circa 1921
Origem: This image is available from the United States Library of Congress's Prints and Photographs division under the digital ID cph.3g04946
Fonte: https://commons.wikimedia.org/wiki/File:Sigmund_Freud_LIFE.jpg
Licença: Domínio Público
