BK-MAGNETIC "Magnetic Amplifiers", A Rising Star in Naval Electronics by the U.S. Navy (1951), NAVSHIPS 900,172. Though the magnetic amplifier was an American invention, it languished for years. The Germans took it and developed it for use in rockets and gun stabilizers and industrial uses. 47 pages plus bibliography approx 30 pages.
Full size 8.5" x 11". Comb bound reproduction with cover. Shpg wt 1 pound.