Where was The Violet Seller filmed?

1958 film by Luis César Amadori

The Violet Seller (1958) was filmed in Paris, Madrid, Milan, Turin, Montmartre, El Retiro Park and 2 more places, 8 places named in its Wikipedia article's Filming section, in France, Spain, Italy. Wikidata records no filming location for it at all, so the article is the only recorded source. Each place says where its claim comes from.

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