BIBLIOGRAPHY OF AERONAUTICS — BROCKETT 665 



Petkksen's flying machine. 



Aer. World, Vol. 1, No. 3, 1902, Glenville, Ohio, p. 56, ill. S (9642 



P6TIN. See 1420, 1804, 2633, 5163, 10326. 



. Luchtvaart-Stelsel van den Heer Petin. Heer Poitevin stijgt te paard 



met eene Luchtballon op (Auffahrt z. Pferde, 7 Juli 1850 auf d. Marsfelde 

 zu Paris.) 



1850, 8% pi. 1. (9643 



PfiTiN, Bknest. See 12401. 



Petit Pierrot. See 9744. 



Petit und Dulong. See 993. 



Petit, R. Les expositions aeronautiques a I'etranger. 



L'Agro, iro annSe, No. 25 (ffv. 1900), Paris. S (0644 



Petroff's neue Theorie der Reibung. 



Zeitschr. Luftach., VH Jahrg., 1 Heft, 1888, Berlin, pp. 24-25. S (9645 



Petroleum. See 3181. 



PETBOLEUM-Motoren und Aluminium in Anwendung auf die neuere Flugtechnik. 



Zeitschr. Luftsch., XI Jahrg., 1 Heft, 1892, Berlin, pp. 24-25. S (9646 



Pettenati, Riccardo. Sulla costruzione degli " hangars." 



Boll. Soc. Aer. Ital., Anno V, N. 10 (Ott. 1908), Roma, pp. 305-323, figs. 

 1-39. S (9647 



Pettigrew. See 2557, 11306. 



Pettigrew, Bell. Animal locomotion or walking, swimming, and flying, with 

 a dissertation on aeronautics. 



London, 1874, 8°, pp. 264, ills. 130. (9648 



. Die Ortsbewegung der Thiere. Nebst Bemerkungen iiber Luftschiffahrt. 



Leipzig, 1875, 8°, pp. 230, ills. 131. (9649 



. On the mechanical appliances by which flight is attained in the animal 



kingdom. 



London, 1871. (9650 



. On the physiology of wings. 



Transactions of the Royal Society of Edinburgh, Vol. 26, 1871. (9651 



Pettigrew, J. B. Animal locomotion, or walking, swimming, and flying, etc. 



London, 1883, 3d ed., 8% pp. 278. (9652 



Pettigrew, J. -Bell. La locomotion chez les animaux ou marche, natation et 

 vol, suivie d'une dissertation sur I'aeronautique. 



Paris, Germer Bailliere, 1874, 8°, pp. 360, pi. 1, figs. 131. (9653 



. New form of propeller for water and air. 



Sixth Annual Report of the Aeronautical Society of Great Britain, 1871, Greenwich, 

 pp. 45-48. S (9654 



