Pan African Games Lagos January 7-18, 1973. Runners in the starting position on courts in the stadium.
<bdi><a href="https://www.wikidata.org/wiki/Q42328204" class="extiw" title="d:Q42328204"><span title="Dutch history and art history teacher">Aart Rietveld</span></a>
</bdi>
CC BY-SA 4.0
Aart Rietveld collection