Available bookworks can be purchased online here.
Editioned bookworks by Leah Mackin are held in the following collections:
- Baylor University Library, Waco, TX
- Bennington College Crossett Library, Bennington, VT
- Brooklyn Museum Library, Brooklyn, NY
- Bucknell University Ellen Clarke Bertrand Library, Lewisburg, PA
- The Free Library of Philadelphia, The Print and Picture Collection, Philadelphia, PA
- Historical Society of Pennsylvania, Philadelphia, PA
- Independent Publishing Resource Center, Portland, OR
- Lowercase Reading Room, Vancouver, BC
- New York Public Library, New York, NY
- Ohio State University Library, Columbus, OH
- Reed College Library, Portland, OR
- Ringling College of Art & Design, Alfred R. Goldstein Library, Sarasota, FL
- Rochester Institute of Technology Wallace Library, Rochester, NY
- Joan Flasch Artist Book Collection, School of the Art Institute of Chicago, Chicago, IL
- Temple University, Special Collections Research Center at Paley Library, Philadelphia, PA
- University of Arkansas Library, Fayetteville, AL
- University of Delaware Hugh M. Morris Library, Newark, DE
- University of Kansas, Spencer Museum of Art, Lawrence, KS
- University of Michigan Library, Ann Arbor, MI
- University of Pennsylvania Van Pelt Library, Philadelphia, PA
- The University of the Arts Borowsky Center for the Publication Arts Archive, Philadelphia, PA
- Virginia Commonwealth University Library, Richmond, VA
- Zine Archive and Publishing Project, Seattle, WA