MOCA: Color and Form: Abstract Painting in the 1970s
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In the 1950s, there was a rise of Abstract Expressionism. In the 1960s, the style expanded creating, Post-Painterly Abstraction and Color Field Painting. And in the 1970s, the combination of geometrical lines, primary colors, contrasting light and unusual materials carried Abstract Expressionism to its greatest decade.
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http://www.metrojacksonville.com/article/2012-jun-moca-color-and-form-abstract-painting-in-the-1970s-