50. 
51. 
52. 
53. 
54. 
55. 
56. 
57. 
58. 
59. 
60. 
61. 
62. 
63. 
64. 
65. 
66. 
67. 
68. 
69. 
70. 
Til 
72. 
METEORS AS PROBES OF THE UPPER ATMOSPHERE 
23-29, Electr. Res. Lab., Stanford University, 1949. (Or 
see J. appl. Phys., 20: 475-479 (1949).) 
Manis, H. B., ‘‘The Theory of Meteors.”” Terr. Magn. 
atmos. Elect., 34: 309-816 (1929). 
McIntosu, R. A., “Seasonal Variation in the Height of 
‘Meteors.”’ Mon. Not. R. astr. Soc., 100: 510-528 (1940). 
MckKinury, D. W. R., “Meteor Velocities Determined 
by Radio Observations.’”’ (Abstract) Astr. J., 54: 179 
(1949). 
—— and Mitiman, P. M., ‘‘A Phenomenological Theory 
of Radar Echoes from Meteors.’’ Proc. Inst. Radio 
Engrs., N. Y., 37: 364-875 (1949). 
— “Determination of the Elements of Meteor Paths 
from Radar Observations.’ Canad. J. Res., (A) 27: 53- 
67 (1949). 
Mituman, P. M., ‘‘An Analysis of Meteor Spectra.” Ann. 
Harv. Coll. Obs., 82: 113-147 (1982). 
— “An Analysis of Meteor Spectra: Second Paper.” 
Ann. Harv. Coll. Obs., 82: 149-177 (1935). 
— “One Hundred Meteor Spectra.”’ (Abstract) Asér. J., 
54: 177-178 (1949). 
— Mckintey, D. W. R., and Buruanp, M. §%., ‘‘Com- 
bined Radar, Photographie and Visual Observations 
of the Perseid Meteor Shower of 1947.”’ Nature, Lond., 
161: 278-280 (1948). 
Mirra, 8. K., The Upper Atmosphere. Calcutta, Royal 
Asiatic Society of Bengal, 1948. (See pp. 72-90) 
Newton, H. A., “Altitudes of Shooting Stars.” Amer. 
J. Sci., Ser. IL, 38: 135-141 (1864). 
Oxivier, C. P., Meteors. Baltimore, Williams & Wilkins, 
1925. 
— “Long Enduring Meteor Trains.’’ Proc. Amer. phil. 
Soc., 85: 93-135 (1941-42). 
— “Long Enduring Meteor Trains. Second Paper.” Proc. 
Amer. phil. Soc., 91: 315-327 (1947). 
—— ‘Results of the Yale Photographic Meteor Work, 
1893-1909.’ Astr. J., 46: 41-57 (1987). 
Opix, E. J., ‘Meteor Heights From the Arizona Expedi- 
tion.’”’ Proc. nat. Acad. Sci. Wash., 22: 525-530 (1936). 
— “Results of the Arizona Expedition for the Study of 
Meteors. VI. Analysis of Meteor Heights.”” Ann. Harv. 
Coll. Obs., 105: 549-600 (1936). 
—— “Research on the Physical Theory of Meteor Phe- 
nomena. III. Basis of the Physical Theory of Meteor 
Phenomena.”’ Tartu Obs. Pub., 29: 1-67 (1937). 
—— ‘Results of the Arizona Expedition for the Study of 
Meteors. III. Velocities of Meteors Observed Visually.” 
Harv. Obs. Circ., No. 389, 9 pp. (1934). 
—— “Atomic Collisions and Radiation of Meteors.’’ Harv. 
Repr., No. 100, 39 pp. (1983). 
Pizrce, J. A., “Abnormal Ionization in the H-Region of 
the Ionosphere.” Proc. Inst. Radio Engrs., N. Y., 26: 892- 
908 (1938). 
—— “Tonization by Meteoric Bombardment.” Phys. Rev., 
71: 88-92 (1947). 
Porter, J. G., “An Analysis of British Meteor Data.” 
Mon. Not. R. astr. Soc., 103: 134-153 (1948). 
73. 
74 
75. 
76. 
78. 
79. 
93. 
94. 
95. 
365 
—— “An Analysis of British Meteor Data: Part 2. Analy- 
sis.’’ Mon. Not. R. astr. Soc., 104: 257-272 (1944). 
. ScHarer, J. P., and Goopatu, W. M., “Observations of 
Kennelly-Heaviside Layer Heights During the Leonid 
Meteor Shower of Nov., 1931.” Proc. Inst. Radio Engrs., 
N. Y., 20: 1941-1945 (1932). 
—— “‘Kennelly-Heaviside Layer Studies Employing Rapid 
Method of Virtual-Height Determination.’ Proc. Inst. 
Radio Engrs., N. Y., 20: 1131-1148 (1932). 
SCHIAPARELLI, J. V., Sternschnuppen. Stettin, Verlag von 
Th. von der Nahmer, 1871. (A classic, practically unob- 
tainable in America.) 
. SHaptey, H., Orrx, E. J., and Boormroyn, S. L., “The 
Arizona Expedition for the Study of Meteors.’ Proc. 
nat. Acad. Sci. Wash., 18: 16-23 (1982). 
Srrnikov, P. F., “On the Curvature of the Meteor Trail 
of 1937, August 4th.” Russ. astr. J., Vol. 16, No. 1, pp. 
47-52 (1939). 
Sxetiert, A. M., “The Ionizing Effect of Meteors in Re- 
lation to Radio Propagation.” Proc. Inst. Radio Engrs., 
N. Y., 20: 1933 (1932). 
. — “The lonizing Effects of Meteors.’’ Proc. Inst. Radio 
Engrs, N. Y., 23: 132-249 (1935). 
. Sparrow, C. M., ‘‘Physical Theory of Meteors.” Astrophys: 
J., 63: 90-110 (1926). 
. Tsten, H.S8., “‘Superaerodynamics. Mechanics of Rarefied 
Gases.”’ J. aero. Sci., 13: 653-664 (1946). 
. Vyssotsky, A. N., “A Meteor Spectrum of High Excita- 
tion.”’ Astrophys. J., 91: 264-266 (1940). 
. WaRFIELD, C. N., “‘Tentative Tables for the Properties of 
the Upper Atmosphere.” Tech. Notes nat. adv. Comm. 
Aero., Wash., No. 1200, 50 pp. (1947). 
. Watson, F., Between the Planets. Philadelphia, Blakiston, 
1941. 
. —— “Daily Variation of Photographed Meteors.” Bull. 
astr. Obs. Harv., No. 910, 30 pp. (1989). 
. Wuiprie, F. L., ‘Upper Atmosphere Densities and Tem- 
peratures from Meteor Observations.’’ Pop. Astr., 47: 
419-424 (1939). 
. —— “Photographic Meteor Studies, I.’”’ Proc. Amer. phil. 
Soc., 79: 499-548 (1938). 
“Photographie Meteor Studies, II. Non-Linear 
Trails.”? Proc. Amer. phil. Soc., 82: 275-290 (1940). 
“Meteors and the Earth’s Upper Atmosphere.” Rev. 
mod. Phys., 15: 246-264 (1943). 
“The Harvard Photographic Meteor Program.” Sky 
and Telescope, 8: 90-93 (1949). 
. — ‘The Theory of Micro-meteorites, I.”’ Proc. nat. Acad. 
Sci., Wash., 36: 687-695 (1950). “‘II.’’ Ibid., 37: 19-30 
(1951). 
Jaccuta, L. G., and Korat, Z., ‘Seasonal Variations 
in the Density of the Upper Atmosphere,” The Atmos- 
pheres of the Earth and Planets, G. P. Kurerr, ed. 
Chicago, University of Chicago Press, 1949. 
Wuirney, W. T., “The Determination of Meteor Veloci- 
ties.”” Pop. Astr., 45: 162-165 (1937). 
Wrur, C. C., “Where Do Meteorites Come From?’? 
Science, 90: 264-265 (1939). 
