Works at National Gallery of Art

Red Rocks Near Allen's

Redwing, Minn. and Barnbluff

Réservoir de Montrouge, basin supérieur, côté droit (Montrouge Reservoir, Upper Basin, Right Side)

Rev Ebenezer Miller and family

Ricking the Reed

Rievaulx Abbey, the North Transept

Rime Crystals

River View of the Royal Arches, Yosemite

Road and Trees with Hoarfrost

Rockdale Curve, On the Lehigh

Rose Pastor Stokes

Rostral Column

Rowing Home the Schoof-Stuff

Rue de la Bûcherie, du cul de sac Saint-Ambroise (fifth arrondissement)

Rue des Lombards, from the rue des Lavandières Sainte-Opportune

Rue Saint-Jacques

Ruins of Martand from Southeast

Ruins of the Church of San Miguel, Panama

Ruins of the Church of Santo Domingo-Panama

S. McGregor, Ia.

Sacred Temple of Heaven Where the Emperor Sacrifices Once a Year, in the Chinese City of Pekin, October 1860

Saint John the Evangelist, Chartres Cathedral

Saint-Cloud

Saint-Cloud