Praga E-211 (1)
neznámý (unknown)
Magazine Letectví, Vol. 25. (1949), No. 5 (7.3.1949), p. 98, <a rel="nofollow" class="external free" href="https://kramerius.army.cz/search/i.jsp?pid=uuid:af1ad0a0-9eda-11e9-91ae-005056b73ae5">https://kramerius.army.cz/search/i.jsp?pid=uuid:af1ad0a0-9eda-11e9-91ae-005056b73ae5</a>