Contains positive prints of the manuscript, a typescript of the publication's introduction, a printed announcement of publication, and a printed article and later comments regarding the disputed authenticity of the manuscript, which is now accepted as a forgery.

Contains documents related to the 1935 publication of Maya Society publication number 7, including positive prints of the manuscript, a typescript of the publication's introduction, a printed announcement of publication, and a printed article and later comments regarding the disputed authenticity of the manuscript, which is now accepted as a forgery.

Contains materials used in three displays in the Enoch Pratt Free Library, August 1938. One display titled "Yucatan Before and After the Conquest." Other display titled "A Unique Contribution to Yucatan History," promoting a Maya Society publication of the same title. Third display titled "Ancient Americana." Both folders contain some, but not all, of the materials used in the displays, including prints and pages from Maya Society publications.

Contains a photostat of the Xiu family tree used in Landa and other documents used in Landa. Contains also a geneology of the Tutul Xiu.

Contains printed art work and maps, some of which are from drawings in box 20 folder 4