790 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 55 



Spabks, Jared. See 5003. 



Spabre, M. de. Sur une application des fonctions elliptiques h I'^tude du 

 mouvement des projectiles. 



Bull. Soc. Math., T. 29, 1901, Paris, pp. 30-39. (11399 



Sparrow (The) balloon coin. 



Aer. Journ., Vol. 5, No. 20, 1901, London, pp. 6^4-66, ill. S (11400 



" Sparviero." See 9594. 



Spasov, N. V. Application des surfaces 61astiques aux appareils de navigation 

 aerienne. 



Zap. Techn. Obsc., 1, 1904, St. Petersburg, pp. 57-66. (11401 



Specifications and drawings of patents. 



United States Patent Office, Class 98, Aerial Navigation, 4°. (11402 



Spedizione (La) aeronautica polare Wellmann. 



Boll. Soc. Aer. Ital., Anno UI, N. 7-9 (Lugl.-Sett. 1906), Roma, p. 234. S (11403 



Speed. See 1593, 1593a, 1596. 1597, 1810, 1962, 2524, 2525, 2809, 3460, 4420, 

 4625, 5184. 5723, 6358, 6359, 6477, 65S9, 7050a. 7422. 7703, 7706, 8003, 8476, 

 8909, 9347, 10252, 10253, 10337, 10575, 12233, 12704, 13133, 13141. 



Speed of flying birds. 



Aer. Joum., Vol. 1, No. 1, 1897, London, pp. 13. S (11404 



Speed of flying geese. 



Aer. Joum., Vol. 1, No. 3, 1897, London, p. 17. S (11405 



Speed, Span. Terms used in " Flight." 



Flight, Vol. 1, No. 8 (Feb. 20, 1909), London, p. 104. S 



Speltebini. See 524, 525, 1336, 3028, 3032, 3034, 8281, 8957, 9096, 12693, 12694. 



. Les Alpes en ballons. 



L'A6rophile, 12" ann6e. No. 10 (oct 1904), Paris, pp. 232-233, ill. 1. S (11400 



Spelterini, E. Projet einer Ballonfahrt iiber die Alpen. 



111. Aer. Mitt., Nr. 2 (April 1898), Strassburg, p. 52. S (11407 



Spelterini, Edward. -S'ee 441. 



Spelteeini's Agyptenbilder. 



111. Aer. Mitt., VIH Jahrg., 7 Heft (Juli 1904), Strassburg, p. 233, port. 2. S (11408 



Speltebinis Alpenfahrt. 



ni. Aer. Mitt, VII Jahrg., 10 Heft (Okt. 1903), Strassburg, p. 346. S (11409 



Speltebinis Ballonfahrt iiber die Berner-Alpeu. 



111. Aer. Mitt., Vm Jahrg., 11 Heft (Nov. 1904), Strassburg, pp. 360-361, port. 

 1. S (11410 



Spelterini's Ballonfahrt von Rigifirst aus. 



111. Aer. Mitt., Nr. 4 (Okt. 1900), Strassburg, pp. 117-119. S (11411 



