Who is the girl on the cover of the best of the new riders of the purple sage?

The girl on the cover of "The Best of the New Riders of the Purple Sage" is a photograph of a young woman named Anna, who was a model at the time. The cover design, featuring her image, was created by artist and designer John Van Hamersveld. This iconic artwork has become closely associated with the band's identity and aesthetic. The album itself is a compilation of the band's best tracks, highlighting their blend of country rock and psychedelic influences.