Researches in the Central portion of the Usumatsintla Valley : report of explorations for the Museum : parte 1. e 2. / Teobert Maler

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, Tikal / by Teobert Maler. Preliminary study of the ruins of Tikal, Guatemala / by Alfred M. Tozzer Preliminary study of the prehistoric ruins of Tikal, Guatemala

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