Thompson Warren E Northrop P-61 Black Widow / by Warren E. Thompson. - North Branch, MN : Specialty Press, 1997. - 100 p. : ill. (some col.) ; 28 cm. - Warbird tech series ; v.15. . ISBN: 0933424809 : Subjects--Topical Terms: Black widow Fighter planes LC Class. No.: UG1242.F5 Dewey Class. No.: 623.7/464 358.4/3