Official 1921 World Series Program
Harry Stevens, publisher
Baseball Hall of Fame website, <a rel="nofollow" class="external free" href="https://baseballhall.org/discover/shortstops/ruths-first-score?mc_cid=1710ca13a3&amp;mc_eid=7fdca46a9a">https://baseballhall.org/discover/shortstops/ruths-first-score?mc_cid=1710ca13a3&amp;mc_eid=7fdca46a9a</a>