Thicket – Cunningham Falls State Park, Thurmont, M… If Logs Were Dogs – Cunningham Falls State Park, T… Bolder Boulders – Cunningham Falls State Park, Thu… Autumn Leaf Study #1 – Cunningham Falls State Park… Autumn Leaf Study #2 – Cunningham Falls State Park… Autumn Leaf Study #3 – Cunningham Falls State Park… Autumn Leaf Study #4 – Cunningham Falls State Park… Bonsai Drummond's Red Maple – United States Nation… Bonsai Bald Cypress – United States National Arbor… Bonsai Trident Maple #3 – United States National A… Bonsai Trident Maple #2 – United States National A… Bonsai Trident Maple #1 – United States National A… Bonsai Buttonwood Tree – United States National Ar… Bonsai Crepe Myrtle – United States National Arbor… Bonsai Golden Larch – United States National Arbor… Bonsai Japanese Black Pine – United States Nationa… Bonsai Chinese Elm – United States National Arbore… Bonsai Ginkgo Tree – United States National Arbore… Bonsai Crab Apple Tree – United States National Ar… Bonsai American Beech – United States National Arb… Bonsai Sweetgum Tree – United States National Arbo… Bonsai Japanese Maple – United States National Arb… Bonsai Privet – United States National Arboretum,… "Zephirine Drouhin" Bourbon Rose – National Garden… Calamondin Fruits – National Garden, United States… A Fair Catch – National Garden, United States Nati… A Study in Blue and Yellow – National Garden, Unit… Japanese Anemone – National Garden, United States… "Transduction-Hamilton" – Grounds for Sculpture, H… "Loquacious Three" – Grounds for Sculpture, Hamilt… Nature Imitating Art – Grounds for Sculpture, Hami… A Rocky Start to Lunch – Grounds for Sculpture, Ha… They Might be Giants – Grounds for Sculpture, Hami… "Southern Star" – Grounds for Sculpture, Hamilton… Leafing with a Kiss – Grounds for Sculpture, Hamil… A Jigsaw Puzzle Waiting to Happen – Grounds for Sc… The Tree Line – Grounds for Sculpture, Hamilton To… High Wire Act – Hudson River Museum, Yonkers, New… Across the Back Fence – Montréal, Québec, Canada Cunningham Falls – Cunningham Falls State Park, Th… The Path to the Falls – Cunningham Falls State Par… Yesterday's Ferns – Cunningham Falls State Park, T… Accidental Art – Cunningham Falls State Park, Thur… Spilling Over – Cunningham Falls State Park, Thurm… The Rock Pile – Cunningham Falls State Park, Thurm… Thinking of Archimedes – Cunningham Falls State Pa… Autumn Jumble – Cunningham Falls State Park, Thurm… A Last Splash of Colour – Cunningham Falls State P… The Layered Look – Cunningham Falls State Park, Th… Hungover – Cunningham Falls State Park, Thurmont,… Against the Grain – Cunningham Falls State Park, T… Undercover Operation – Cunningham Falls State Park… The October Breeze – Cunningham Falls State Park,… The Strybing Arboretum – San Francisco Botanical G… The Churchyard – Old Dutch Church of Sleepy Hollow… Chokecherries – Kittatinny Valley State Park, Ando… A Curve Along the Path – Kittatinny Valley State P… The Twisted Sister – Kittatinny Valley State Park,… Tribute to the Golden Age of Landscape Painting –… Apologies to the Group of Seven – Kittatinny Valle… Leaves on a Bed of Pine – Kittatinny Valley State… Lake Aeroflex – Kittatinny Valley State Park, Ando… Sussex Airport – County Road 639, Sussex, New Jers… Seeing Red, #3 – High Point State Park, Sussex Cou… Seeing Red, #2 – High Point State Park, Sussex Cou… Seeing Red, #1 – High Point State Park, Sussex Cou… A Wuthering Height – High Point State Park, Sussex… Looking Up – High Point State Park, Sussex County,… The Forest Floor – High Point State Park, Sussex C… The Layered Look – High Point State Park, Sussex C… Patchwork – High Point State Park, Sussex County,… Down in the Valley – High Point State Park, Sussex… Boulders – High Point State Park, Sussex County, N… A Corner of Lake Marcia – High Point State Park, S… The War Veterans' Monument – High Point State Park… Football Field – Denison University, Granville, Oh… Life Turning Grey – Near Cumberland, Maryland Grey on Grey – Near Cumberland, Maryland The Potomac Near Cumberland, Maryland The Potomac River – Near Cumberland, Maryland Looking Down Pennsylvania Avenue – Washington, D.C… 601 Pennsylvania Avenue N.W. – Washington, D.C. National Archives Building – Seventh Street N.W.,… Looking Up Pennsylvania Avenue – Washington, D.C. Bonsai English Hawthorn – National Arboretum, Wash… Bonsai Chinese Elm – National Arboretum, Washingto… Chrysanthemums on a Windy Autumn Afternoon – Natio… Bonsai Chinese Elm – National Arboretum, Washingto… The Wall – Phillips Collection, Washington D.C. Window Sight – Phillips Collection, Washington D.C… Behind the Scenes at the Phillips Collection – Was… Bonsai Golden Larch – National Arboretum, Washingt… Watching the Leaves Turn – Greenbelt National Park… Bonsai American Beech – National Arboretum, Washin… Bonsai Bradford Pear Tree – National Arboretum, Wa… The Pond on Hickey Lane in Autumn – National Arbor… Bonsai Cedar Elm – National Arboretum, Washington… Bonsai Bald Cypress – National Arboretum, Washingt… The Autumn Leaves – Greenbelt National Park, Green… Autumn on Hickey Lane – National Arboretum, Washin… On the Dogwood Nature Trail – Greenbelt National P…