Published since 1896, when George B. Gordon authored Prehistoric Ruins of Copan, the Memoirs series includes studies of ancient Maya sites by Gordon, Edward H. Thompson, Teobert Maler, Alfred M. Tozzer, Samuel K. Lothrop, Doris Z. Stone, and other eminent Mayanists. The ongoing Memoirs series soon will publish important new studies of Copan by Harvard's Charles P. Bowditch Professor of Central American and Mexican Archaeology and Ethnology, William L. Fash, Jr., and colleagues.

Volume 1, no. 1. 1896. Prehistoric Ruins of Copan, Honduras: A Preliminary Report of the Explorations by the Museum, 1891–1895, by George Byron Gordon. http://nrs.harvard.edu/urn-3:FHCL:1911594

Volume 1, no. 2. 1897. Cave of Loltun, Yucatan: Report of Explorations by the Museum, 1888–89 and 1890–91, by Edward H. Thompson. http://nrs.harvard.edu/urn-3:FHCL:1911591 

Volume 1, no. 3. 1897. The Chultunes of Labná, Yucatan: Report of Explorations by the Museum, 1888–89 and 1890–91, by Edward H. Thompson. http://nrs.harvard.edu/urn-3:FHCL:1911592

Volume 1, nos. 4, 5. 1898. Researches in the Uloa Valley, Honduras and Caverns of Copan, Honduras: Report on Explorations by the Museum, 1896-1897, by George Byron Gordon.http://nrs.harvard.edu/urn-3:FHCL:1911595  

Volume 1, no. 6. 1902. The Hieroglyphic Stairway, Ruins of Copan: Report on Explorations by the Museum, by George Byron Gordon. http://nrs.harvard.edu/urn-3:FHCL:1911593 

Volume 2, no. 1. 1901. Researches in the Central Portion of the Usumatsintla Valley: Report of Explorations for the Museum, 1898–1900 [Part I], by Teobert Maler. http://nrs.harvard.edu/urn-3:FHCL:1950435 

Volume 2, no. 2. 1903. Researches in the Central Portion of the Usumatsintla Valley: Report of Explorations for the Museum—Part Second, by Teobert Maler. http://nrs.harvard.edu/urn-3:FHCL:1950435 

Volume 3, no. 1. 1904. Archaeological Researches in Yucatan: Reports of Explorations for the Museum, by Edward H. Thompson. http://nrs.harvard.edu/urn-3:FHCL:1898702

Volume 3, no. 2. 1932. The Ruins of Holmul, Guatemala, by Raymond E. Merwin and George C. Vaillant. http://nrs.harvard.edu/urn-3:FHCL:14875458

Volume 4, no. 1. 1908. Explorations of the Upper Usumatsintla and Adjacent Region, by Teobert Maler. http://nrs.harvard.edu/urn-3:FHCL:1898700 

Volume 4, no. 2. 1908. Explorations in the Department of Peten, Guatemala, and Adjacent Region: Topoxté, Yaxhá, Benque Viejo, Naranjo, by Teobert Maler. http://nrs.harvard.edu/urn-3:FHCL:1898703 

Volume 4, no. 3. 1910. Explorations in the Department of Peten, Guatemala, and Adjacent Region: Motul de San José, Peten-Itza, by Teobert Maler. http://nrs.harvard.edu/urn-3:FHCL:1898701 

Volume 5, nos. 1, 2. 1911. Explorations in the Department of Peten, Guatemala, Tikal: Report of Explorations for the Museum, by Teobert Maler and A Preliminary Study of the Prehistoric Ruins of Tikal, Guatemala: A Report of the Peabody Museum Expedition, 1909–1910, by Alfred M. Tozzer.http://nrs.harvard.edu/urn-3:FHCL:1898708 

Volume 5, no. 3. 1913. A Preliminary Study of the Prehistoric Ruins of Nakum, Guatemala: A Report of the Peabody Museum Expedition, 1909–1910, by Alfred M. Tozzer. http://nrs.harvard.edu/urn-3:FHCL:1898704 

Volume 6. 1913. A Study of Maya Art: Its Subject Matter and Historical Development, by Herbert J. Spinden. http://nrs.harvard.edu/urn-3:FHCL:2032206

Volume 7. 1937. Coclé: An Archaeological Study of Central Panama, Part I: Historical Background, Excavations at the Sitio Conte, Artifacts and Ornaments, by Samuel Kirkland Lothrop, et al. http://nrs.harvard.edu/urn-3:FHCL:14875456

Volume 8. 1942. Coclé: An Archaeological Study of Central Panama, Part II: Pottery of the Sitio Conte and Other Archaeological Sites, by Samuel Kirkland Lothrop. http://nrs.harvard.edu/urn-3:FHCL:14875457

Volume 9, no. 1. 1941. Archaeology of the North Coast of Honduras, by Doris Stone. http://nrs.harvard.edu/urn-3:FHCL:14875455

Volume 9, no. 1. 1975. Arqueología de la Costa Norte de Honduras (Spanish edition), by Doris Stone.

Volume 9, no. 2. 1944. Archaeological Investigations in El Salvador, by John M. Longyear, III, with an appendix by Stanley H. Boggs. http://nrs.harvard.edu/urn-3:FHCL:14875460

Volume 9, no. 3. 1950. Archaeology of Southern Veraguas, Panama, by Samuel Kirkland Lothrop, with appendices by W. C. Root, Eleanor B. Adams, and Doris Stone. http://nrs.harvard.edu/urn-3:FHCL:14875459