This historical map from the National Geographic Societies expeditions into the Katmai region was first published in 1922.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/99350217@N03">Katmai National Park and Preserve</a>
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/katmainps/10932465345/">Central Portion of the Katmai National Monument</a>