Verde River, Apache Reservation, Arizona

New Moon and Evening Star

Mesa Encantada, New Mexico (no. 2)

The Edge of the Desert, Arizona

Sentinel Pine

Evening, Arizona

Coast at Monterey, California

Soapweed, Arizona (no. 2)

Road to Paradise Valley, Arizona

Sketch on Apache Trail, Arizona

Desert Sentinels, Apache Trail, Arizona

Palm Canyon (no.1)

Rotslandschap met gezicht op Ronda

Landscape with a Castle

Landscape

Lower Falls, Yellowstone

Landscape with a Castle and Radiating Sun

Italian Buildings on a Hillside

The River between the Rocks

Trees at the Foot of a Cliff

Liber Studiorium: Ragland Castle, Monmouhshire

Fragment of the Old City Wall at San Giovanni Laterano

Château de Verneuil, Touraine

Buildings by Moonlight