Scope and Contents note From the Collection: The collection includes research materials gathered by Devere and Helen Helfrich as editors of the Klamath Echoes, photographs used in that publication, part of the Helfrich's personal photography collection and annotated maps they used to trace emigrant trails in the western United States. The collection is arranged into three series. Series I: Documents includes a variety of types of research materials related to the creation of the Klamath Echoes. Series II: Images includes original...