Black and white lantern slide of a road sign for the "Home of the Minnesota Man," now known as the Pelican Rapids-Minnesota Woman, skeletal remains estimated at 8,000 years old.

Black and white lantern slide copy of a sketch drawing of an ancient mine in Ontonagon County from an unknown source.

Black and white lantern slide copy of sketch drawings of outlines of ancient garden beds from an unknown source.

Black and white lantern slide of the Paestum Temple of Neptune ruins in Italy.

Black and white lantern slide of the Paestum Temple of Neptune ruins in Italy.

Black and white lantern slide of columns at the Paestum Basilica ruins in Italy.

Black and white lantern slide of columns at the Paestum Basilica ruins in Italy.

Black and white lantern slide of a clay pipe bowl.

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

Black and white lantern slide of an excavated burial site. The lantern is labeled "Deep skeleton, uppermost section."

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 two human skeletons. A man can be seen sitting on the edge of the pit.

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

Black and white lantern slide of an excavated burial site with a human skeleton.

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 of an excavated burial site with a human skeleton.

Black and white lantern slide of an excavated burial site with a human skeleton.

Black and white lantern slide of an excavation cut with two partially excavated clay lamps.

Black and white lantern slide of a "deep fireplace" at the Uyak Bay site.

Black and white lantern slide of an excavated gravesite. The label on the slide reads, "Interm. Skeleton under slabs."

Black and white lantern slide of a slab of rocks near a beach. The label on the slide reads "The 'slab walk,' lower section."

Black and white lantern slide of an excavation cut at the Uyak Bay site.

Black and white lantern slide of six men standing around an excavated human skeleton. One man leans on a shovel, another leans on a pickaxe.

Black and white lantern slide of an excavation site at Uyak Bay, Alaska. A sign at the site reads "Government Excavations U.S. National Museum, Visitors Welcome, Admission 20 Shovelfulls."