Wallowa Valley, Oregon, 1953 1953 Fractured Limestone Outcrop Reclaimed by Scrub Vegetation, 1950 1950 Dense Deciduous Forest Canopy, 1958 1958 Aspen and Conifer Forest, Grand Canyon Rim, 1948 1948 · Grand Canyon Alpine Village in Summer, Bavarian Alps, 1950s 1950–1959 Dutch Polder Construction Site with Windmill, Netherlands, 1950s 1950–1959 Rocky Outcrop with Scrub Vegetation, Western Terrain, 1953 1953 Fossil-Bearing Sedimentary Rock Face Exposure, 1953 1953 Rocky Mountain High-Country Overlook, Colorado, 1955 1955 Pastoral Landscape with River Valley, 1950s 1950–1959 Flooded Field with Dead Trees, 1950s 1950–1959 Aerial view of boreal lake system, 1950s 1950–1959 Appalachian Mountains from Scenic Overlook, 1950s 1950–1959 Valley landscape with irrigation channels and distant city, 1950s 1950–1959 Cascade Falls, Forest River, 1950s 1950–1959 Mountain Lake with Moored Boats, 1950s 1950–1959 Logging Road Through Coniferous Forest, 1950s 1950–1959 Mountain Valley in Snow, 1950s 1950–1959 Waterfall in Old-Growth Forest, 1950s 1950–1959 Waterside Mooring with Discarded Boilers, 1950s 1950–1959 Alpine Lake with Snowcapped Peaks, 1950s 1950–1959 Grand Canyon Erosion Study, 1944 1944 · Grand Canyon Rock Spire and River Canyon, Rocky Mountain West, 1950s 1950–1959 · Rocky Mountain West, USA Colorado River at the Inner Gorge, Grand Canyon, Arizona, 2002 2002 Joshua Tree Stand with Mesa Backdrop, Arizona, 2002 2002 Canyon Road and Layered Butte, Arizona, 2002 2002 Grand Canyon Inner Gorge, Tonto Platform, Arizona, 2002 2002 Wetland Marsh and Fire Lookout Tower, Door County, Wisconsin, 2002 2002 Cave Point Limestone Pool, Door County, Wisconsin, 2002 2002 Pink Lady's Slipper Orchids, Door County, Wisconsin, 2002 2002 Wooded River Inlet, Door County, Wisconsin, 2002 2002 Wild Lily of the Valley in Bloom, Door County, WI, 2002 2002 Peninsula State Park Overlook, Door County, Wisconsin, 2002 2002 Joshua Tree Forest Below Mesa Cliffs, Arizona, 2002 2002 Dry Wash Slot Canyon, Arizona Desert, 2002 2002 Split-Rail Fence and Colonial-Era Farmstead, Sherborn, MA, 2002 2002 Overgrown Woodland Edge, Weathered Deck, Door County, WI, 2002 2002 Whitewater Rapids over Glacial Ledge, Door County, WI, 2002 2002 Joshua Tree, Mojave Desert Transition Zone, Arizona, 2002 2002 Unpaved Canyon Road, Arizona, 2002 2002 Grand Canyon Inner Gorge, Diamond Creek Corridor, Arizona, 2002 2002 Canyon Floor Hike, Arizona, 2002 2002 Glacial Lake and Alpine Valley, Mountain Wilderness, 1950s 1950–1959 · 1950s Mountain Road in Winter, 1950s 1950–1959 · 1950s Coastal Erosion Survey, Aerial View, 1950s 1950–1959 · 1950s Beach Seen From Air Cascade Range Forest and Valley, 1950s 1950–1959 · 1950s Ranch Road Through High Desert, 1950s 1950–1959 · 1950s Tannin-Brown Rapids, Door County, Wisconsin, 2002 2002