SECRETARY'S REPORT 177 



PUBLICATIONS 



The following papers by staff members of the Astrophysical Ob- 

 servatory appeared in various journals : 



AvBETT, E. H., AND Steom, S. E. Calculation of early-type model stellar atmos- 

 pheres (abstract). Astron. Journ., vol. 69, p. 150, 1964. 



Baker, K. Additional data on the velocity of faint meteors. Harvard Radio 

 Meteor Project Research Report No. 4, December, 1963. 



. Influx of Gemini meteors relative to the sporadic background at mag- 

 nitudes -(-4 and -f 8. Harvard Radio Meteor Project Research Report No. 6, 

 June, 1964. 



Carleton, N. p., and Megill, L. R. Excitation by local electric fields in the 

 aurora and airglow. Journ. Geophys. Res., vol. 69, pp. 101-122, 1964. 



Colombo, G., and Fiocco, G. Optical radar results and meteoric fragmentation. 

 Journ. Geophys. Res., vol. 69, pp. 1795-1803, 1964. 



Cook, A. F., and Fkanklin, F. A. Rediscussion of Maxwell's Adams prize essay 

 on the stability of Saturn's rings. Astron. Journ., vol. 69, pp. 173-200, 1964. 



Debus, K. H. ; Johnson, W. G. ; Hembeee, R. V. ; and Lundquist, C. A. A pre- 

 liminary review of the upper atmosphere observations made during the 

 Saturn high water experiment. Proc. 13th Int. Astronaut. Congress, 

 pp. 182-196, Springer-Verlag, 1964. 



DeFelice, J. ; Fazio, G. G. ; and Fireman, E. L. Cosmic-ray exposure age of the 

 Farmington meteorite from radioactive isotopes. Science, vol, 142, pp. 673- 

 674, 1963. 



. See also Fireman and DeFelice ; Titles and DeFelice ; Tilles, DeFelice, 



and Fireman. 



DeFelice, J. ; Fireman, E. L. ; and Tilles, D. Tritium, argon-37 and man- 

 ganese-54 radioactivities in a fragment of Sputnik 4- Journ. Geophys. Res., 

 vol. 68, pp. 5289-5296, 1963. 



1 Supported by grant NsG 87/60 from the National Aeronautics and Space Administration. 



2 Supported by contract AF 19(628)-3248 with the U.S. Air Force. 



'Supported by contracts AF 19(628)-2949 (now completed) and AF 19(628)-4203 with 

 the U.S. Air Force. 



* Supported by grants G 20135 and GP 388 from the National Science Foundation to 

 Harvard University and by contract NASr-158 between the National Aeronautics and 

 Space Administration and Harvard University. 



« Supported by grant NsG 291-62 from the National Aeronautics and Space Adminis- 

 tration. 



• Supported by research grant NsG 536 from the National Aeronautics and Space Admin- 

 istration. 



■^ Supported by grant NsF 16067 from the National Science Foundation. 



« Supported by contract AF 19(604)-5196 between the U.S. Air Force and Harvard 

 University. 



» Supported in part by grant N.sF 16067 from the National Science Foundation. 



" Supported in part by grant NsG 282-63 from the National Aeronautics and Space 

 Administration to Dr. Clifford Frondel of Harvard University. 



11 Supported by grant GP 940 from the National Science Foundation. 



" Supported by grant GP 2999 from the National Science Foundation. 



" Research sponsored by fellowships from NASA, Fonds National de la Recherche Scien- 

 tifique, Belgium, and European Preparatory Commission for Space Research. 



" Supported by contract N.\Sw 184 between the National Aeronautics and Space Admin- 

 istration and Harvard University. 



^ Supported by grant NsG 438 from the National Aeronautics and Space Administration 

 to Harvard University. 



"Supported by grant NAS5-3255 from the National Aeronautics and Space Adminis- 

 tration. 



" Supported by contract NAS5-1535 with the National Aeronautics and Space Adminis- 

 tration. 



