Cable reel (automatic winding device) of a scoring indicator from the 1972 olympic fencing contests in Munich. Picture from the exhibition „50 Jahre Olympische Spiele 1972 in München“ (50th anniversary of the 1972 Olympics in Munich) in the Munich museum <i>Mineralogia</i>.
<a href="//commons.wikimedia.org/wiki/User:Renardo_la_vulpo" title="User:Renardo la vulpo">Renardo la vulpo</a>
CC BY-SA 4.0
<span class="int-own-work">Self-photographed</span>