A very fine and authentic mid century modern vintage abstract expressionist painting by Riggio . Having masterfully painted brush strokes in a sophisticated abstract non figural style with subtle and dramatic colors in a pastel background. Signed lower right with a most desirable original new york city Madison Ave label from Contemporary Masters Gallery circa 1950's . Note : This painting is guaranteed original and from the period with the correct gallery label , the gallery offered and displayed this painting as well as Jackson Pollock ,Franz Kline ,Hans Hofmann and other world class abstract expressionist artists with this painting during the same Era in the same showrooms.