1Marion and Thomas Gregory papers, Archives and Special Collections, Consortium Library, University of Alaska Anchorage
2Courtesy of Jan Blankenship
3Alaska Earthquake Archives Committee Collection, UAF-1972-153-1, Archives, University of Alaska Fairbanks
4Kenneth J. Huseby photographs, Archives and Special Collections, Consortium Library, University of Alaska Anchorage
5Courtesy of Jan Blankenship
6Courtesy of Jan Blankenship