The logo of the United States Environmental Protection Agency
Chermayeff &amp; Geismar Associates
1977
<a rel="nofollow" class="external free" href="https://www.epa.gov/sites/all/themes/epa/img/svg/epa-logo.svg">https://www.epa.gov/sites/all/themes/epa/img/svg/epa-logo.svg</a>