Black and white lantern slide of a tram stop near the Temple of the Sun, Chichen Itza.

Black and white lantern slide of the Temple of the Warriors at Chichen Itza taken from the top of the Castillo steps. A boy wearing a hat and backpack stands near the camera on the steps.

Black and white lantern slide of a ruined tower at Chicen Itza with construction scaffolding and a worker on top.

Black and white lantern slide sketch map of archaeological sites in Yucatan, Mexico.

Black and white lantern slide of two people standing under a lintel, with two other people standing nearby at Chichen Itza.

Black and white lantern slide of a group of men near the entrance of El Pendo Cave.

Black and white lantern slide of a sketch diagram of a chipped flint hand axe, 16' level, Foxhall Hall pit, Ipswich, Suffolk.

Black and white lantern slide of a sketch diagram of a bone implement, Elephas antiquus, found at Piltdown, England.

Black and white lantern slide showing three views of the Venus of Savignano figurine.

Black and white lantern slide showing three views of the Venus of Lespugue figurine.

Black and white lantern slide of archaeologists standing in several levels of excavation at the Bultel-Tellier pit, St. Acheul, Amiens. A horsecart sits near the lowest pit.

Black and white lantern slide of an archaeologist standing next to a section cut at Abri des Merveilles, Sergiac.