iss ▁A - 1 2 ▁Sh rike , ▁ 1 9 4 0 - 1 9 4 2 ▁ ▁Curt iss ▁A - 1 8 ▁Sh rike , ▁ 1 9 4 0 - 1 9 4 2 ▁ ▁Douglas ▁A - 2 0 ▁Hav oc , ▁ 1 9 4 0 - 1 9 4 2 ▁ ▁Ste ar man ▁X A - 2 1 , ▁ 1 9 4 0 - 1 9 4 2 ▁ ▁Martin ▁B - 1 0 , ▁ 1 9 4 0 - 1 9 4 2 ▁ ▁Martin ▁B - 1 2 , ▁ 1 9 3 9 - 1 9 4 0 ▁ ▁Bo eing ▁B - 1 7 ▁F lying ▁Fort ress , ▁ 1 9 3 9 - 1 9 4 2 ▁ ▁Douglas ▁B - 1 8 ▁B olo , ▁ 1 9 4 0 - 1 9 4 2 ▁ ▁Douglas ▁B - 2 3 ▁Dragon , ▁ 1 9 4 0 - 1 9 4 2 ▁▁ ▁North ▁American ▁B - 2 5 ▁Mitchell , ▁ 1 9 4 0 - 1 9 4 2 ▁ ▁Martin ▁B - 2 6 ▁Mar aud er , ▁ 1 9 4 1 - 1 9 4 2 ▁ ▁North ▁American ▁BC - 1 A , ▁ 1 9 4 1 - 1 9 4 2 ▁ ▁Lock he ed ▁C - 3 6 ▁Elect ra , ▁ 1 9 4 0 - 1 9 4 2 ▁ ▁Lock he ed ▁C