Traditional spacing examples from the 1911 Chicago Manual of Style (Third Edition)
Chicago University Press
1911
Google Books, <a rel="nofollow" class="external free" href="https://books.google.com/books?id=vlcOAAAAYAAJ&amp;oe=UTF-8">https://books.google.com/books?id=vlcOAAAAYAAJ&amp;oe=UTF-8</a>