Beneš-Mráz Be-60 Bestiola, prototyp s motorem Walter Mikron I (1935)
neznámý (unknown)
1935-08-15
Letectví, Vol. 15. (1935), No. 8 (August), p. 289 - <a rel="nofollow" class="external free" href="https://kramerius.army.cz/search/i.jsp?pid=uuid:f9cc9c7e-5ef7-11e9-82e4-005056b73ae5">https://kramerius.army.cz/search/i.jsp?pid=uuid:f9cc9c7e-5ef7-11e9-82e4-005056b73ae5</a>