Images depicting ferruginous variation from a 19th-century geological paper, at times like some kind of geological precursor to the 50s experiments of Abstract Expressionism.

Images depicting ferruginous variation from a 19th-century geological paper, at times like some kind of geological precursor to the 50s experiments of Abstract Expressionism.

Images depicting ferruginous variation from a 19th-century geological paper, at times like some kind of geological precursor to the 50s experiments of Abstract Expressionism.

Images depicting ferruginous variation from a 19th-century geological paper, at times like some kind of geological precursor to the 50s experiments of Abstract Expressionism.