Two books icon.
<a rel="nofollow" class="external text" href="https://openclipart.org/user-detail/AJ">AJ</a> on <a rel="nofollow" class="external text" href="https://openclipart.org/">openclipart.org</a>
2011-01-20
Own work  using: <a rel="nofollow" class="external free" href="https://openclipart.org/detail/105859/booksajsvg-aj-ashton-01">https://openclipart.org/detail/105859/booksajsvg-aj-ashton-01</a>