Black and white image of Las Vegas Flexible Gunnery School aircraft during World War II. The gunnery school consolidated the RB-24L, Serial #44-49630, Z35. This RB-24L could be a TB-24 and was probably equipped with a B-29 gun turret for training in 1945. Site Name: Nellis Air Force Base (Nev.); Las Vegas Flexible Gunnery School (Las Vegas, Nev.)