Lyonel Feininger

George Grosz

Harry Beuster

http://feco-spain.blogspot.com.es/2010/06/murio-harry-beuster.html

Eduardo Millares Sall

https://www.flickr.com/photos/azuaje/sets/72157628457843935/

Nicolás Martínez Lage, "Niko"

http://blogmmorera.paeria.es/index.php/2013/11/09/caricatures-de-niko/?lang=es

I Concurso Caricaturas de Unamuno

http://www.dipsanet.es/cultura/noticias/caricaturas.html
http://amigosdeunamuno.es/concurso-caricaturas/
http://agencias.abc.es/agencias/noticia.asp?noticia=2011279
http://www.salamanca24horas.com/provincia/21-10-2015-miguel-domingo-gana-el-concurso-de-caricaturas-miguel-de-unamuno
http://salamancartvaldia.es/not/95162/el-caricaturista-miguel-domingo-ganador-del-concurso-de-caricaturas-de-miguel-de-unamuno-

Edwin George Lutz

https://archive.org/stream/whattodrawhowtod00lutz#page/n0/mode/2up
http://archive.org/stream/drawingmadeeasyh00lutz#page/n0/mode/2up
https://archive.org/stream/practicalartanat00lutz#page/n0/mode/2up
https://archive.org/stream/practicaldrawin00lutzgoog#page/n8/mode/2up
https://archive.org/stream/cu31924075701304#page/n0/mode/2up

Viktor Hertz

http://www.viktorhertz.com/

Nathalie Parain

http://crean.es/nathalie-parain/
http://atelierpourenfants.blogspot.com.es/2010/04/ronds-et-carres.html
http://rocketlulu.typepad.com/objets-vintage-curiosites/2013/05/page/2/

No, gracias