En Tiempos de la Zarzuela

Mapy Cortes in "En Tiempos de la Zarzuela" from 1950

From:

http://www.ebay.com/itm/1950-ORIG-Photo-Actress-MAPITA-CORTEZ-Dancer-EN-TIEMPO-DE-ZARZUELA-Movie-Mexico-/371453018459?hash=item567c53415b

The accompanying poster:

http://barbebleu.tumblr.com/post/131422004402/en-tiempos-de-la-zarzuela-an-argentinian-or

It is unclear whether this film is Argentinian or Mexican.  I can't find the film listed in the IMDB, but here is their bio of Ms. Cortes:

http://www.imdb.com/name/nm0181559/