Briefkaart aan Jan Toorop before 1919

This is a postcard addressed to Dutch painter Jan Toorop, written by the Spanish artist Darío de Regoyos y Valdés. The postcard is dated before 1919, and features several postmarks and stamps. The artwork is not a painting but rather a letter written to a famous artist, making it an interesting historical artifact for those who study the lives of these artists and their artistic relationships.