Polish wz.30 HMGs presented by the youth to Marshal E. Rydz-Śmigły.
Witold Pikiel (1889-1943)
1939-06
<a rel="nofollow" class="external text" href="https://audiovis.nac.gov.pl/obraz/87308">Narodowe Archiwum Cyfrowe (Sygnatura:   1-W-3002)</a> (Polish National Digital Archive) (improved contrast)