Researches in the Uloa Valley, Honduras : Caverns of Copan, Honduras : report on explorations by the Museum, 1896-97 / by George Byron Gordon

Explorations of the upper Usumatsintla and adjacent region : Altar de Sacrificios, Seibal, Itsimté-Sácluk, Cankuen : reports of explorations for the Museum / by Teobert Maler

Explorations in the department of Peten, Guatemala and adjacent region : Topoxté, YÕaxhá, Benque Viejo, Naranjo : reports of explorations for the Museum / by Teobert Maler

Explorations in the Department of Peten, Guatemala, and adjacent region : Motul de San José, Peten-Itza : reports of explorations for the Museum / by Teobert Maler

Cave of Loltun, Yucatan : report of explorations by the Museum, 1888-89 and 1890-91 / by Edward H. Thompson