A • TRANSITION FROM LAMINAR TO TURBULENT FLOW 



52. Ekman, V. W. ArUv Mat., Astron. Fysik Stockholm 6, 1910. 



53. Schiller, L. Z. angew. Math. u. Mech. U, 36 (1934). 



54. Hahnemann, H. Forsch. Ingenieurw. 8, 226 (1937). 



55. White, C. M. Proc. Roy. Soc. London A123, 645 (1929). 



56. Adler, M. Z. angew. Math. u. Mech. U, 257 (1934). 



57. von Doenhoif, A. E. Investigation of the boundary layer about a symmetrical 

 airfoil in a wind tunnel of low turbulence. NACA Wartime Rept. L-607, 1940. 



58. Becker, J. V. Boundary layer transition on the NACA 0012 and 23012 airfoils 

 in the 8-foot high-speed wind tunnel. NACA Wartime Rept. L-682, 1940. 



59. Kopfermann, H., and Breford. Umschlagpunktmessungen [am Original fliigel 

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60. Jones, R., and Brown, A. F. Drag and transition experiments on two Joukowski 

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61. Robinson, R. G., and Draley, E. C. Investigation of NACA 27-212 airfoUs in 

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62. Loftin, L. K., Jr. Effects of specific types of surface roughness on boundary- 

 layer transition. NACA Wartime Rept. L-48, 1946. 



63. von Doenhoff, A. E., and Horton, E. A. A low-speed experimental investigation 

 of the effect of a sandpaper type of roughness on boundary-layer transition. 

 NACA Tech. Note 3858, 1956. (Corrected copy.) 



64. Wetmore, J. W., Zalovcik, J. A., and Piatt, R. C. A flight investigation of the 

 boundary layer characteristics and profile drag of the NACA 35-215 laminar 

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65. Charters, A. E., Jr. Transition between laminar and turbulent flow by trans- 

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66. Scherbarth, K. Grenzschichtmessungen hinter einer punktformigen Storung in 

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67. Stalder, J. R., and Slack, E. G. The use of a luminescent lacquer for the visual 

 indication of boundary-layer transition. NACA Tech. Note 2263, 1951. 



68. Hood, M. J., and Gaydos, M. E. Effects of propellers and of vibration on the 

 extent of laminar flow on the NACA 27-212 airfoil. NACA Wartime Rept. L-784, 

 1939. 



69. Gortler, H. Dreidimensionale Instabilitat der ebenen Staupunkstromung gegen- 

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70. Hammerlin, G. Zur Instabilitats theorie der ebenen Staupunktstromung. 60 

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71. Fage, A. On Reynolds numbers of transition. Brit. Aeronaut. Research Comm. 

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72. Tomotika, S. Laminar boundary layer on the surface of a sphere in a uniform 

 stream. Brit. Aeronaut. Research Comm. Repts. and Mem. 1678, 1936. 



73. Dryden, H. L. Effect of turbulence in wind tunnel measurements. NACA 

 Rept. 342, 1930. 



74. Fage, A., and Preston, J. H. Proc. Roy. Soc. London A178, 201 (1941). 



75. Mangier, W. Z. angew. Math. u. Mech. 28, 97 (1948). 



76. Boltz, F. W., Kenyon, G. C, and Allen, C. Q. Measurements of boundary 

 layer transition on two bodies of revolution in a low turbulence wind tunnel. 

 NACA Research Mem. A66G17, 1956. 



77. Prandtl, L. Einfluss stabilisiender Krafte auf die Turbulenz. Vortrdge aus dem 

 Gebiete der Aerodynamik und verwandten Gebiete. Springer, Berlin, 1929. 



78. Taylor, G. I. Phil. Trans. Roy. Soc. London A223, 289 (1923). 



79. Lewis, J. W. Proc. Roy. Soc. London A117, 388 (1928). 



80. Wendt, F. Ing.-Arch. 4, 577 (1933). 



81. MacPhail, D. C. Turbulence between concentric cylinders. Paper presented at 

 Sixth Intern. Congress Appl. Mech., Paris, 1946. 



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