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Boulton Paul Defiant Boulton Paul P.92 Boulton Paul Sidestrand Boulton & Paul Bolton Boulton Paul Overstrand Boulton Paul P.32 Boulton & Paul Bugle Boulton & Paul Bobolink Boulton Paul Bourges Boult-aux-BoisTài liệu tham khảo
WikiPedia: Boulton_&_Paul_Bugle http://www.flightglobal.com/pdfarchive/view/1925/1... http://www.historicaircraft.org/British-Aircraft/p... http://www.britishaircraft.co.uk/aircraftpage.php?... https://web.archive.org/web/20090316164621/http://...