Black and white versions of the seal of the <a href="https://en.wikipedia.org/wiki/United_States_Census_Bureau" class="extiw" title="w:United States Census Bureau">United States Census Bureau</a>.  The blazon is defined <a rel="nofollow" class="external text" href="http://a257.g.akamaitech.net/7/257/2422/14mar20010800/edocket.access.gpo.gov/cfr_2002/janqtr/pdf/15cfr100.2.pdf">here</a> as:<blockquote>
<p>On a shield an open book beneath which is a lamp of knowledge 
emitting rays above in base two crossed quills. Around the whole a 
wreath of single leaves, surrounded by an outer band bearing between two 
stars the words ‘‘U.S. Department of Commerce’’ in the upper portion and 
‘‘Bureau of the Census’’ in the lower portion, the lettering concentric with 
</p><p>
an inner beaded rim and an outer dentilated rim</p></blockquote>
U.S. Government
2002
Extracted from Census Bureau Identification Standards PDF (direct PDF URL <a rel="nofollow" class="external autonumber" href="https://web.archive.org/web/1/http://www.census.gov/procur/www/dads2/idmanual.pdf">[1]</a>), and the background made transparent.