Therapeutic exercise device; Varnished oak board; notches on 1 side extending entire length; 3 attachment holes on back, studs in 2; Used for "finger-walking" exercise to regain &amp; strengthen muscle tone.
National Park Service Picture – Courtesy of Hot Springs National Park Archives
Taken on 6 November 2014
<a rel="nofollow" class="external text" href="https://npgallery.nps.gov/">NPGallery</a>