490 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 55 



Lancaster, J. Material system of earth, air and falling body. 



Nineteenth Annual Report of the Aeronautical Society of Great Britain, lS8i, Green- 

 wich, pp. 101-127, ill. S (7123 



. The flight of birds and the act of flying (with note by the editor). 



Scient. Amer. Suppl., Vol. 57, 1904, New York, p. 23663. (7123 



Lancek (Le) de ballonets d'Heverle 12 juillet 1908. 



La Conq. I'Air, 5« ann6e. No. 15 (aoGt 1908), Bruxelles, p. 5, &g. 1. S (7124 



Lancers de piriforme et de ballonnets. 



La Conq. I'Air, 5* ann6e, No. 6 (mars 1908), Bruxelles, p. 2, ill. 1. S (7125 



Lancers journaliers de ballonnets. Decembre 1907. 



La Conq. I'Air, 5« annfee. No. 6 (mars 1908), Bruxelles, p. 2, ill. 1. S (712« 



. Janvier 1908. 



La Conq. I'Air, 5« annfie, No. 8 (avril 1908), Bruxelles, p. 5, flg. 1. S (7127 



Lanchester, F. W. Aerodynamics. 



Aer. Journ., Vol. 12, No. 46, London, pp. 40-42. S (712S 



. Aerodonetics, constituting the second volume of a complete work on 



aerial flight, by F. W. Lanchester. With appendices on the theoi'y and 

 application of the gyroscope, on the flight of projectiles, etc. 



London, A. Constable & Co., Ltd., 1907, xvi, p. 442, front., ills., diagrs. (1 fold.), 

 23 cm. Cover-title, Aerial flight. Aerodynamics. S, LC (7130 



. Aerodonetics, constituting the second volume of a complete work on 



aerial flight, by F. W. Lanchester. With appendices on the theory and 

 application of the gyroscope, on the flight of projectiles, etc. 



London, A. Constable & Co., Ltd., 1908, xv [1], p. 433, front., ills. (incl. port., 

 plan), diagrs. (1 fold.), 23 cm. S, LC (7130 



. Laws of flight. 



Aeronautics, Vol. 4, No. 3 (March 1909), New York, p. 131. S (7131 



. Laws of flight. 1. Theory of sustentatiou. 2. Theory of stability. 



Eng. Mech. World Sci., Vol. 88, No. 2268, 1908, London, pp. 132-133. S (7132 



. The flight of birds. The mechanics of a bird's way in the air. 



Scient. Amer. Suppl. , Vol. 67, No. 1740 (May 1909), New York, pp. 300-302, figs. 

 1-19. S (7133 



. The flight of birds. II. The mechanics of a bird's way in the air. 



Scient. Amer. Suppl., Vol. 67, No. 1741 (May 1909), New York, pp. 316-317, flgs. 

 20-28. S (7134 



. The Wright and Voisin types of flying machine. 



Flight, Vol. 1, Nos. 1-2 (Jan. 1909), London, pp. 14-16, 29-30, ills. 4. S (7135 



. The Wright and Voisin types of flying machine. 



Aer. Journ., Vol. 13, No. 49 (Jan. 1909), London, pp. 4-12. S (7136 



Lanciate (Le) giornaliere di palloni-sonde nel Belgio. 



Boll. Soc. Aer. Ital., Anno HI, N. 5-6 (Mag., Giu. 1900), Roma, p. 180. S (7137 



