Black and white lantern slide of a lava cap south of Pocatello, Idaho, with a railroad and road in the mid and foreground.

Black and white photograph of the boat "Imp" on the water at Port Sheldon, Michigan. Six people, including one man, four women, and one baby, are riding in the boat. A cloth awning is draped over the passengers, and an American flag is mounted on the…

Black and white photograph of four people in a boat on the shore of Gravel Lake [likely Lac des Gravier]. Taken by Robert Merrill from north.

Black and white photograph of a river and mountains from Inspiration Point (mile 17502).

Black and white photograph of Robert H. Merrill standing in front of the interior columns of the Temple of Neptune.

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 a herd of camels on a dock in Naples, Italy. Nearer the camera a line of men in uniform stands facing the camels, and several buildings are visible in the background.

Black and white lantern slide close up view of an artistic depiction of Apollo wrapped in a python with Agamemnon and Artemis from Pompeii. Serie Artistica No. 12143

Black and white lanter slide close up view of an artistic depiction of a chariot race between several people with wings in Pompeii. Serie Artistica No. 12141

Black and white lantern slide close up view of an artistic depiction of winged silversmiths in Pompeii. Serie Artistica No. 11980

Black and white lantern slide (dark) of a decorated interior room in a house in Pompeii. Serie Artistica No. 12138

Black and white lantern slide of a room interior decorated with murals and paintins in Pompeii. Serie Artistica No. 113494

Black and white lantern slide of ancient Roman plumbing in Pompeii. Serie Artistica No. 19185

Black and white lantern slide of a train station near Pompeii, Italy.

Black and white photograph of Lena Billington Merrill and an unidentified woman standing with a man, J. Walker, in front of a window and brick wall.

Black and white photograph of Robert Merrill and his wife, Lena Billington Merrill, standing in front of a window and brick wall with J. Walker.

Black and white portrait photograph of J.F. Back.

Jackson oak tree near Fairhope, Alabama, covered in Spanish moss.

Jackson oak tree near Fairhope, Alabama, covered in Spanish moss. A woman is visible standing under the tree.

Black and white photograph of the gravestones of Jacob Parker and Joanna Stearns (range 4 row 8). The gravestone on the left of the frame reads: "Here lyes Buried y Body of Mr. Jacob Parker Who Departed this life Octo.br 31st 1694 Aged 42 Years." The…

Black and white photograph of Janet on horseback in Fultonville, New York.

Black and white photograph of Jenison Park, looking east. Taken by Robert Merrill in Holland, Michigan.

Black and white photograph of the gravestone of Jere F. Hall which reads, "Jere. F. Hall died July 20 1870 aged 52 yrs."