Black and white photograph of five archaeological measuring sticks viewed horizontally leaning against the corner of a house.

Black and white lantern slide of soil layers with measuring device.

Black and white lantern slide of an excavated burial site with a human skeleton. Three archaeologists stand at the edge of the pit, looking down at the remains.

Black and white lantern slide close-up view of a human skeleton excavated from a burial site.

Black and white lantern slide of an excavated burial site with exposed human skeleton under an elderberry tree.

Black and white photograph of a north view of the Baja Temple of Venus. People are visible walking outside of the temple.

Black and white lantern slide of a sketch of the Stag-horn Baton Paleolithic carvings from El Pendo Cave, Santander.

Black and white lantern slide of Paleolithic cave pantings of bison and horse heads from Bedeilhac Cave.

Black and white photograph of a man working in front of a lake. Houses and power lines are visible on the far side of the lake. An automobile and the corner of a porch are visible on the right side of the frame. A sign on the porch reads "330531."

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

Black and white photograph (damaged negative) of mastodon bones in an excavation site.

Black and white photograph of Robert H. Merrill sitting in the ruins of baths in the extinct city of Stabiae.