Mountain Valley Town, Pacific Northwest, 1950s 1950–1959 Cenote or Spring-Fed Pool, Yucatan, 1960s 1960–1969 Alpine Lake with Mountain Village, Central Europe, 1950s–1960s 1950–1965 Niagara Falls from the Canadian Shore, 1940s–1950s 1940–1955 Alpine Gorge with Chapel, Central European Mountain Valley, 1950s 1948–1960 Mountain Road Construction, Alpine Region, circa 1950s 1945–1960 Mammoth Hot Spring Terraces, Yellowstone National Park, circa 1940s 1950–1959 Mountain Valley Viewed from a Tunnel Window, Mid-20th Century 1945–1965 Alcatraz Island from the Bay, San Francisco, 1950s 1950–1959 Sandstone Canyon Wall with Natural Arch, American Southwest, 1950s 1950–1959 Accidental Exposure, Rural American Highway, 1950s 1950–1959 · 1950s Formal Garden Border, ca. 1940s–1950s 1940–1955 Desert Landscape with Eroded Butte, Mid-20th Century Color Survey 1950–1965 Aerial View of Formal Gardens on a River Peninsula, American South, 1950s 1950–1959 Eroded Hillside with Highway Cut, 1950s America 1950–1959 Egrets in a Florida Spring, 1950s 1950–1959 Morning Glory Vines on House, 1950s 1950–1959 Rocky Shoreline with Waves, 1950s 1950–1959 Mountain Valley in Winter, 1950s 1950–1959 Japanese Iris Garden, 1950s 1950–1959 Suburban Backyard with Decorative Flamingos, 1950s 1950–1959 Alpine Wildflowers, 1950s 1950–1959 Mountain Stream with Overhanging Deciduous Growth, 1950s 1950–1959 Suburban Lawn, 1950s 1950–1959 Columbine and Mountain Flora, 1950s Alpine Study 1950–1959 Basalt Quarry or Strip Mine, 1950s American West 1950–1959 Field Scabious in Bloom, 1950s Garden Study 1950–1959 Rock Formation in Mediterranean Landscape, 1950s 1950–1959 Rapids and Outbuilding, 1950s 1950–1959 Mountain Valley in Snow, 1950s Alpine Region 1950–1959 Frozen Shore with Wrecked Vessels, Great Lakes, circa 1950s 1950–1959 Formal Garden with Massed Plantings, Mid-20th Century 1945–1965 Mountain Valley with Glacier-Fed River, Northern Rockies, 1940s 1940–1950 Alpine Garden with Pool and Perennials, mid-20th century 1945–1965 Quarry Face with Lichen, circa 1940s 1935–1955 Snow-laden Coniferous Forest, Alpine Region, circa 1960s 1955–1975 River in Autumn, Northern New England, circa 1950s 1948–1958 Coastal Headlands, Aerial View, circa 1960s 1960–1975 European City Vista from a Hillside Garden, circa 1950s 1950–1960 Mountain Valley Town View from Garden Overlook, 1940s 1940–1950 Mountain Stream through Old-Growth Forest, circa 1950s 1945–1960 Ruins on the Rhine: Castle overlooking village roofline, Germany, circa 1960s 1955–1975 Mountain River Valley, Pacific Northwest, circa 1950s 1945–1960 Winter Shelter in Deciduous Woods, Midwest, circa 1940s 1938–1948 Autumn Forest Above Large Lake, Mid-20th Century 1950–1970 River Valley Landscape, Central Europe, circa 1950s 1948–1965 Mountain Valley at Dusk, circa 1960s 1960–1975 Ice-Laden Bluff, Lake Michigan Winter 1948–1965