giavaldesynegualJun 5, 20221 minMartín RamírezThe Mexican artist Martín Ramírez (1895 - 1963), is considered by some to be one of the 20th century's preeminent self-taught masters....
giavaldesynegualSep 29, 20212 minMaya BlueDuring the 17th Century, artists Rubens and Carravagio used ultramarine blue pigments that were made using crushed semi-precious lapis...