404 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 55 



Helices. See 541, 543, 545, 549, 554, 555, 694, 820, 15U7, 1911, 1968, 2075, 2190, 2491, 

 2541, 2542, 2742, 2931a, 3104a, 3107, 3108, 3170, 3185, 3187, 3210, 3323, 3324, 

 3325, 3328, 3451, 3757, 3822, 3824, 3825, 3826, 3828, 3852, 4003, 4249, 4280, 

 4470, 4471, 4472, 4496, 4497, 5151a, 5241, 5242, 5243, 5813, 5824, 5825, 5872, 

 5873, 5874, 6071, 6072, 6596, 7018, 7221. 7702, 7927, 7932, 7933, 8043, 8346, 

 8420, 8432, 8499, 8534, 8708, 8809, 9200, 9262, 9314, 9486, 9766, 9841, 9899, 

 9902, 10099, 10103, 10156, 10221, 10228, 10230, 10265, 10274, 10275, 10297, 

 10300, 10301, 10345, 10346, 10353, 10657, 10711, 11015, 11381, 11695, 11696, 

 11725, 11737, 11917, 11927, 11930, 12009, 12085, 12231, 12333, 12384, 12385, 

 12420, 12495, 12620, 12752. 



HELICES (Les) aSriennes dans les diverses locomotions. 



L'Afirophile, 15« annge. No. 3 (mars 1907), Paris, p. 55. S (5872 



Hf;LicES (Les) de sustentation. Resume de la communication faite par M. 

 Louis Breguet a la Societe de Physique, le 19 mars 1909. 



L'Aerophile, 17« annfie, No. 8 (avril 1909), Paris, p. 170. S (5873 



HELICES rfiversibles pour aeroplanes. 



L'Agro, l^e annee. No. 7 (oct. 1908), Paris. S (5874 



HfiLicoPLANE. See 1047, 2735, 2736, 2737, 4963. 



HilUCOPLANE (L'). 



L'Aerophile, !!« annee. No. 3 (mars 1903), Paris, pp. 66-69, fig. 1. S (5875 



Helicopter. Claudy, C. H. Terminology. 



Fly, Vol. 1, No. 1 (Nov. 1909), Philadelphia, p. 9. 3 



. Ledeboer, John H. Aeronautical terminology. 



Scient. Amcr. Suppl., Vol. 67, No. 1729 (Feb. 20, 1909), New York, p. 118. 8 



. Terms used in " Flight." 



Flight, Vol. 1, No. 8 (Feb. 20, 1909), London, p. 108, ill. S 



H^LicoPTiiRE (The). 



Aer. Journ., Vol. 9, No. 35, 1905, London, p. 53. S (587G 



H:^LicoPTERE. Aeronautical terminology. 



Aeronautics, Vol. 1, No. 12 (Nov. 1908), London, p. 86. S 



. Aeronautische Terminologie. 



Wien. Luftsch. Zeit., U Jahrg., Nr. 5 (Mai 1903), Wien, p. 104. S 



HiiLicoPTfiBE (L'). Terminologie aeronautique. 



L'Aerophile, ll* annge, No. 2 (f6v. 1903), Paris, p. 43. S 



H^ucoPT^RE Balle (rapport). 



L'Afironaute, 35* annfie. No. 2 (Kv 1902), Paris, pp. 57-62, flga. 1-4, pi. 1. S (5877 



H^LicoPTEBE et aeroplane electriques. 



Rev. A6r. I'* annge, 2* liv. (avril 1888), Paris, p. 76. S (5878 



H6licoptI;re (Der) Leger. 



Wien. Luftsch. Zeit., V Jahrg., Nr. 4 (April 1906), Wien, pp. 71-74, iU. 3. S (5879 



