Witteman_Lewis_XNBL 1 Wittemann_Lewis_NBL 1 Barling_Bomber là một mẫu thử máy_bay ném bom hạng nặng được chế_tạo cho Cục Không_quân Lục_quân Hoa_Kỳ đầu thập_niên 1920 Quốc_gia sử_dụng BULLET Cục Không_quân Lục_quân Hoa_Kỳ Tham_khảo BULLET Ghi_chú BULLET Tài_liệu BULLET Allen_Francis_J_Flying Battleship_Walter_H_Barling and the Wittemann_Lewis_NBL 1 Air_Enthusiast_No 98 March_April 2002 pp 66 73 BULLET Arnold_Henry_H_Global Mission_Military_Classics_Series New_York_Tab_Books 1989 First edition 1949 ISBN 978 0 8306 4004 1 BULLET The_Barling_Bomber_An American_Six engined Giant_Flight ngày 13 tháng 2 năm 1923 pp 749 751 BULLET Cornelisse_Diana_G_Home Field_Advantage_Wright_Patterson Air_Force_Base_Ohio U S Air_Force_Publications 2004 ISBN 0 16 068065 4 BULLET Cornelisse_Diana_G_Splendid Vision_Unswerving_Purpose_Developing Air_Power for the United_States_Air_Force During the First_Century of Powered_Flight_Wright_Patterson Air_Force_Base_Ohio U S Air_Force_Publications 2002 ISBN 0 16 067599 5 BULLET Moy_Timothy_War_Machines Transforming_Technologies in the U S Military 1920 1940 Texas_A_M_University Military_History_Series_College Station_Texas_Texas_A M University_Press 2001 ISBN 978 1 58544 104 4 BULLET Report on Official_Performance_Test of Barling_Bomber_NLB 1 P 303 Light_Load_Configuration_McCook Field_Dayton_Ohio_Air Service_Engineering_Division_War Department_Flight_Test_Unit Flight_Research_Branch 14 April 1926 BULLET Swanborough_Gordon and Peter_M_Bowers_United States_Military_Aircraft since 1909 London_Putnam 1963 BULLET Tilford_Earl_H_Jr The_Barling_Bomber_Aerospace Historian_June 1979 pp 91 97 BULLET Winchester_Jim_The_World s Worst_Aircraft_From_Pioneering Failures to Multimillion_Dollar_Disasters_London Amber_Books_Ltd 2005 ISBN 1 904687 34 2 Liên_kết ngoài BULLET USAF Museum_BULLET_Maxwell_AFB
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