Barbara Coulson, Arboretum 1, Stanford, felt tipped pens, 12"H x 9"W
Barbara Coulson, Arboretum 2, Stanford, felt tipped pens, 6.5”H x 8”W
Barbara Coulson, Arboretum 4, Stanford, felt tipped pens, 8"H x 12"W
Barbara Coulson, Coyote, Green Gulch Farm, Watercolor, 6"H x 3"W