@Book{075176653,
author="Christensen, Erwin Ottomar",
title="Popular art in the United States: with illustrations from the Index of American Design National Gallery of Art, Washington, D.C",
series="The King Penguin books",
year="1948",
address="London",
note="by Erwin O. Christensen",
note="Archivierung pr{\"u}fen 20200919 DE-640 2 pdager",
language="English"
}