I have been researching, dealing, and appraising 19th and 20th Century European Art (1880-1950) for the last 16 years. You could ask me any doubt you have about the most important Impressionist-Expressionist French-Spain painters. Including graphics/prints. I can answer questions in Spanish, too.
Nine years working with Galleries.
Three years in Exhibitions Show, Curator.
10 years working with private collectors and art dealers.
I've helped with my opinion in: http://artexpert.com/
PhD art. Some specialized courses in Impressionism and Mexican Art.
Sr Eduardo Alonzo. Private Collector. Madrid Spain. Mr Barrios. Art Dealer. Florida-USA. Sr Carlos Ayala. Private Collector. Mexico. Daniel d'Queiros private collector, Sr Jorge Lopez. Private Collector. Mexico.