August 20, 1927
http://n2t.net/ark:/99166/w60v9f98
http://viaf.org/viaf/71406946
http://www.worldcat.org/wcidentities/lccn-n79021119
http://id.loc.gov/authorities/names/n79021119
http://catalogue.bnf.fr/ark:/12148/cb120347228
http://d-nb.info/gnd/120612194
http://isni.org/0000000109135671
http://www.wikidata.org/entity/Q566658
http://www.idref.fr/028529308