 However he is best known for his collection of decorative arts which filled his house in the Lomas de Chapultepec neighborhood, and first registered by Gonzalo Obregón, an antiques dealer, in 1953.He began collecting textiles as early as 1905, often buying Mexican ones to send to family and friends in Europe as gifts.As a collector, Mayer amassed more than 10,000 works of art and a similar number of books.