| LC control no. | no2010128682 |
|---|---|
| Personal name heading | Witkowski, Ryszard |
| Found in | Rotorcraft of the Third Reich, 2007: t.p. (Ryszard Witkowski) p. 4 of cover (one of the first Polish helicopter pilots trained in 1956; chairman, Experimental Test Pilots' Club; president, Polish Aviation Seniors' Club) LC database, Aug. 9, 2010 (hdg.: Witkowski, Ryszard) |
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