Northrop_BT_Northrop_BT là một loại máy_bay ném bom bổ_nhào do hãng Northrop_Corporation chế_tạo cho Hải_quân Hoa_Kỳ Biến_thể BULLET XBT 1 BULLET BT 1 BULLET XBT 2 BULLET BT 2 BULLET Douglas_DB 19 Quốc_gia sử_dụng BULLET Hải_quân Hoa_Kỳ Tham_khảo BULLET Ghi_chú BULLET Tài_liệu BULLET Bowers_Peter_M_United States_Navy_Aircraft since 1911 Annapolis_MD_Naval_Institute Press 1990 ISBN 0 87021 792 5 BULLET Brazelton_David_The_Douglas SBD Dauntless_Aircraft in Profile 196 Leatherhead_Surrey_UK_Profile Publications_Ltd 1967 No_ISBN_BULLET_Drendel Lou_Hải quân Hoa_Kỳ Carrier_Bombers of Chiến_tranh thế_giới II Carrollton_TX_Squadron_Signal Publications_Inc 1987 ISBN 0 89747 195 4 BULLET Gunston_Bill_The_Illustrated History of McDonnell_Douglas_Aircraft_From Cloudster to Boeing_London_Osprey_Publishing 1999 ISBN 1 85532 924 7 BULLET Kinzey_Bert_SBD_Dauntless in Detail_Scale_D_S Vol 48 Carrollton_TX_Squadron_Signal Publications_Inc 1996 ISBN 1 888974 01 X BULLET Listemann_Phil_Northrop_BT 1 Allied_Wings_No 3 France www raf in combat com 2008 ISBN 2 9526381 7 9 BULLET Swanborough_Gordon and Peter_M_Bowers_United States_Navy_Aircraft since 1911 London_Putnam_Second edition 1976 ISBN 0 370 10054 9 Liên_kết ngoài BULLET VectorSite_The_Douglas_SBD Dauntless_Curtiss SB2C Helldiver_BULLET_Northrop_BT 1 BULLET Image of a DB 19
Northrop_BT