Gun turrets of XP-35.  Test conducted in the NACA 19 foot pressure tunnel LMAL-38560 NACA document.
Gun Turrets of XP-35
Gun Turrets of XP-35 Figure 92  Streamlined Martin Top Turret. B-33 Vega Turrets.  Test conducted in the NACA 19 foot pressure tunnel LMAL-38560 NACA document.
Gun Turrets of XP-35
Gun Turrets of XP-35. Test conducted in the NACA 19 foot pressure tunnel LMAL-38560 NACA document.
Gun Turrets of XP-35
Gun Turrets of XP-35.  Test conducted in the NACA 19 foot pressure tunnel LMAL-38560 NACA document.
Gun Turrets of XP-35
Gun Turrets of XP-35.  Test conducted in the NACA 19 foot pressure tunnel LMAL-38560 NACA document.
Gun Turrets of XP-35
Detail Shots of B-32 Turret  Figure 4. Upper turrets, Martin  A-3D, Two .50 Caliber guns. Test conducted in the NACA 19 foot pressure tunnel LMAL-38560 NACA document.
Detail Shots of B-32 Turret