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Captions
Sklandytojai Jonas Pyragius, Apanavičius ir Bronius Oškinis prie sklandytuvo „Biržietis“, JAV, 1937 m.
Gliders Jonas Pyragius, Apanavičius and Bronius Oškinis at the glider Biržietis, USA, 1937
Planeurs Jonas Pyragius, Apanavičius et Bronius Oškinis sur le planeur Biržietis, États-Unis, 1937
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