America, from a set with the four continents, Castelli mailoica, 24 x 32 cm
Unknown author<span style="display: none;">Unknown author</span>
<a rel="nofollow" class="external text" href="http://www.sothebys.com">Sotheby's</a>, Sale N08952 (New York, 2013-01-31–2013-02-01)