Normal Force, Center of Pressure, and Zero-lift Drag of Several Ballistic-type Missiles at Mach Numbers of 4.05 / Edward F. Ulmann and Robert W. Dunning.

Edward F. Ulmann

Karl Liebknecht, Lehrer und Freund der Jugend. Mit Beiträgen von Wilhelm Pieck, Karl Otto, Eduard Ullmann u.a.

Wilhelm Pieck

A Man for All Regions

Carolina Geographical Symposium Chapel Hill, N.C.

Germany; Its Universities, Theology and Religion