444 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 55 



Is there at any time during the flight of a dirigible balloon a greater air press- 

 ure at any other point than at the theoretical " Nose." 



Amer. Mag. Aeronautics, Vol. 1, No. 1, 1907, New York, p. 27. S (6466 



HcTopia BOGHHaro BosAyxonjiaBama. 



Bo3AyxonnaBaTejiB, J^ 7, 1 Man 1880 r., C.-IIeTepSypri., pp. 57-59; 

 J^6 9, 11 asrycTa 1880 ro^a, pp. 87-89; J^ 10, 1 ceHTHfipH 1880 r., 

 pp. 93-95; J^12,ll OKTadpa 1880 rofla, pp. 109-110; J^ 15, 11 seKaepa 

 1880 r., pp. 135-137; ^ 19, 11 OKTaSpa 1882 r., pp. 153-155. (6467 



[ISTORiA Voennavo Vozdukhoplavania. 



\'ozdukhoplavate], No. 7 (1-vo Maia 18S0 goda), St. Petersburg, pp. 57-59; No. 9 

 (11-vo Avgusta 1880 goda), pp. 87-89; No. 10 (1-vo Sentiabra 1880 goda), pp. 93-95; 

 No. 12 (11-vo Oktiabra 1880 goda), pp. 109-110; No. 19 (11-vo Dekabra 1882 goda), 

 pp. 53-54. S] 



" Italia." See 33C5, 4064, 5589, 6458, 6468, 7987. 



" Italia " (Die). 



Wien. Luftseh. Zeit., V Jahrg., Nr. 4 (April 1906), Wien, pp. 74-75. S (6468 



Italian experiments in firing on war balloons. 



Aer. Journ., Vol. 5, No. 20, 1901, London, p. 17. S (6465) 



Italienische Aeusserungen fiber die militarische Luftschiffahrt. 



Zeitsehr. Luftseh., X Jahrg., 11 Heft, 1891, Berlin, p. 280. S (6470 



Italy. See 1045, 3182, 3391, 3643, 4187, 5990, 9852, 13001, 13090. 



J. H. L. See L., J. H. 



J., K. Die Flugtechniker und die Mechanik. 



Zeitsehr. Luftseh., XVIII Jahrg., 5 Heft, 1899, Berlin, pp. 116-120. S (6471 



J.-d., R. Mitteilungen aus Schweden. 



111. Aer. Mitt., IX Jahrg., 2 Heft (Feb. 1905), Strassburg, pp. 60-63. S (64 7^ 



. Mitteilungen aus Schweden. 



111. Aer. Mitt., IX Jahrg., 4 Heft (April 1905), Strassburg, pp. 133-135, port. S (647.T 



. Mitteilungen aus Schweden. 



111. Aer. Mitt., IX Jahrg., 7 Heft (Juli 1905), Strassburg, pp. 234-236. S (6474 



J. S. See S., J. 



J. W. Concours de modeles d'aeroplanes a Londres. 



L'Agrophile, 15" annfe. No. 5 (mai 19^)7), Paris, pp. 134-136, ill. 1. S (6475 



Jablonowski, Venceslas. Esquisse sommaire de la navigation aerienne. 



Paris, 1850, 4'. (6476 



Jackson, James. Tableau des differentes vitesses exprim§es en metres par 

 seconde. 



L'Afronaute, 18« annCe, No. 3 (mars 1885), Paris, pp. 52-56. S (6477 



