“Michael ALPERT: Franco and the Condor Legion. The Spanish Civ-Il War in the Air, Londres, Bloomsbury Academic, 2019, 238 pp., ISBN: HB: 978-1-7883-1118-2”. Revista Universitaria De Historia Militar, vol. 10, no. 20, June 2021, pp. 400-4, https://doi.org/10.53351/ruhm.v10i20.750.