NACA Report No. 671 A Theoretical Study of the Moment on a Body in a Compressed Fluid Kaplan, Carl (Langley Memorial Aeronautical Laboratory)
high quality paper in light brown cover size 29x23 cm 18 Seiten / pages 6 illustrations (graphs) very good condition Washington D.C., U.S.A. - 1939 - National Advisory Committee for Aeronautics (NACA) Art.Nr. 3604