“…The archives contain organizational documents such as internal memos, letters between executives and members, annual reports, budgets, committee reports, press clippings, planning documents, and more. Each archive contains documents spanning the 20th century, offering an unprecedented opportunity for a longitudinal view into how these organizations viewed the role of their publications before, during, and after the explosion of public interest in the environment in the 1960s, and particularly how they used their own media production via magazines to build and shape the “imagined community” (Tarrow, 2011; Webb, 2006) of their supporters. These materials were organized into cartons loosely arranged by date, topic, or individual name and containing hundreds of documents apiece.…”