The Alcheringa Collection spans the entire history of the magazine, including approximately 100 manuscript items representing a broad range of the poetry, articles, and reviews that were published; approximately 200 letters and 46 postcards from internationally known poets, anthropologists and folklorists including Michael Corr, Robert Creeley, Ted Enslin, Jerome Rothenberg, Gary Snyder, Nathaniel Tarn, and Dennis Tedlock; approximately 1,219 items of business records including subscription lists, permissions, budget reports, advertising information, copyrights, requisitions, correspondence with other magazines, and other related documents; and miscellaneous photographs and peripherals.

The Chain collection contains material pertaining to the editorial business and production of Chain magazine from 1993-2004. Material includes correspondence and submissions, production material, printer invoices, and correspondence between the editors, Juliana Spahr and Jena Osman. Formats include printed email, correspondence, floppy disks, CDs, DVDs, and VHS.

The Osiris Collection, 1972-2021, contains material related to the production of the magazine as well as Andrea Moorhead's personal career. The bulk of the material is correspondence. Other material includes business financial material and production material for Osiris; and manuscripts, correspondence, acceptance letters, and publications documenting Andrea Moorhead's poetry and translation career. Osiris is still an actively publishing magazine. The material in this collection documents the life of Osiris until 2013.