434 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 55 



Htjtton, W. L. Seven views of the atmotic ship. /S'ee also 1957. 



Sydney, 1851, pis. 7. (6320 



HuYGHENS. See 8381. 



[Hyatt, Thaddeus.] The dragon-fly, or, Reactive passive locomotion. A 

 vacuum theory of aerial navigation, based on the principle of the fan- 

 blower. To which is appended some remarks on water and its navigation. 

 By a disciple of Bacon . . . .(Author's ed.) "This edition, which con- 

 sists of a few hundred copies, is printed with a view mainly to private 

 distribution." Preface signed: T. H. 1. Aerial navigation. 2. Flight. 



London, C Whittingham & Co., 1882, 83 [1] p., 271/2 x 22 cm. LC (6331 



HYBDO-Aeroplane Archdeacon. See 8953. 

 HYDROGiNE (L') liquide. 



L'Afirophile, 6» annfie, Nos. 6-8 (juin aoOt 189S), Paris, pp. 110-111. S (6323 



Hydrogen for filling balloons. 



A6r. Journ., Vol. 12, No. 48 (Oct. 1908), London, p. 121. S (6323 



Hydrolith (Der). 



Wien. Luftsch. Zeit., V Jahig., Nr. 9 (Sept. 1906), Wien, pp. 188-189. S (6324 



Hydroplane. See 3185, 5304, 9307, 10004, 10157, 12047. 



" Hydrovolant." See 9632. 



Hygrometer. Claudy, C. H. Terminology. 



Ply, Vol. 1, No. 1 (Nov. 1908), Philadelphia, p. 9. S 



HYGRO-TlIERMO-BAROGKArH ( THE) . 



Ballooning and Aeronautics, Vol. 1, No. 1 (.Tan. 1907), Tx>ndon, p. 24. S (6325 



I. O. H. See H., I. 0. 



I., W. E. Motorless and motor driven aerial machines. 



Aer. World, Vol. 1, No. 2, 1902, Glenville, Ohio, pp. 11-12. S (6326 



. The aerial transit of man. 



Aer. World, VoL 1, No. 1, 1902, Glenville, Ohio, pp. 7-8. S (6327 



. The conquest of the air by man. 



Aer. World, Vol. 1, No. 1, 1902, Glenville, Ohio, pp. 4-6. S (6328 



" Ibis." See 11210. 



ICARO. Motore leggero Hargrave. 



L'Aeronauta, Anno II, N. 7-12 (Giu. 1896, Feb. 1899), Milano, pp. 171-172, 

 ilL 1. . S (6331> 



. Possibilita del volo di slittamento col vento orizzontale di Lorenzo Har- 

 grave. 



L'Aeronauta, Anno 11, N. 4-6 (Feb. -Mag. 1898), Milano, pp. 106-108, flg. 1. S (6330 



