Image from <i><a href="https://en.wikisource.org/wiki/en:The_Columbia_River:_Its_History,_Its_Myths,_Its_Scenery,_Its_Commerce" class="extiw" title="wikisource:en:The Columbia River: Its History, Its Myths, Its Scenery, Its Commerce">The Columbia River: Its History, Its Myths, Its Scenery, Its Commerce</a></i>
William Denison Lyman et al
The Columbia River: Its History, Its Myths, Its Scenery, Its Commerce