<a href="https://en.wikipedia.org/wiki/1917_Yale_Bulldogs_football_team" class="extiw" title="en:1917 Yale Bulldogs football team">1917 Yale Bulldogs football team</a>
"The Yale Banner and Pot Pourri", Volume 10, page 244, at <a rel="nofollow" class="external autonumber" href="https://books.google.com/books?id=Xi3OAAAAMAAJ&amp;printsec=frontcover#v=onepage&amp;q&amp;f=false">[1]</a>