Walt Bartman, Workhorse, Oil on canvas, Overall: 30 × 41 3/4in. (76.2 × 106cm), Courtesy of the artist, Middletown, Maryland

Walt Bartman, Great Falls, Oil on canvas, Overall: 28 × 40in. (71.1 × 101.6cm), Courtesy of the artist, Middletown, Maryland

Walt Bartman, Soft Wind, Oil on canvas, Overall: 28 × 52in. (71.1 × 132.1cm), Courtesy of the artist, Middletown, Maryland

Walt Bartman, Narrows, Oil on canvas, Overall: 40 × 52in. (101.6 × 132.1cm), Courtesy of the artist, Middletown, Maryland

Walt Bartman, Light Stream, Oil on canvas, Overall: 40 × 52in. (101.6 × 132.1cm), Courtesy of the artist, Middletown, Maryland

Walt Bartman, Hour Glass, Oil on canvas, Overall: 16 × 28in. (40.6 × 71.1cm), Courtesy of the artist, Middletown, Maryland