Mt. Katahdin from Lake Katahdin (1870)

Mt. Katahdin from Lake Katahdin (1860-70)

Mt. Katahdin from the South West (1870-80)

Mt. Katahdin from Togue Pond (1878)

Mt. Katahdin from Togue Pond (1875-80)

Mt. Katahdin from Togue Pond (1878)

Mt. Katahdin from Togue Pond (1878)

Mt. Katahdin, Great Basin from South Turner Mountain (1877)

Mts. Katahdin and Turner from Lake Katahdin (1860-78)

New England Landscape (1850)

Newfoundland, Cat Head (1859)

Niagara Falls in Evening Light (1856)

Niagara Falls in the Snow, seen from Goat Island (1856)

Niagara River and Falls in Snow (1856)

Night View of a Seaport (1868-69)

Nightfall near Olana (1872)

North Peristyle of the Parthenon, Athens (1869)

Off Iceberg, Newfoundland (1859)

Olana from the Southwest (1872)

Paddle steamer at dusk (1853)

Paestum, Temple of Neptune (1868)

Palm Tree, Jamaica (1865)

Palm Trees and Housetops, Ecuador (1857)

Palm Trees, West Indies (1865)

Probably near Katahdin, autumn (1865-70)

Rapid sketch of the Temple at Corinth (1869)

Rome, Rooftops at Sunset (1868-69)

Rooftops at Sunset from the Pincio, Rome (1868 or early 1869)

Rooftops near Sant’Andrea delle Fratte from the Pincio, Rome (1868 or early 1869)

Rooftops, Rome, Italy (1868-69)