GENERAL INDEX.

PAGE
Accident to my large machine,[138]
Action of aeroplanes and power required,[100]
Adjustment of birds’ wings,[19]
Admiralty specification for a steamship,[48]
Advantages of driving aeroplanes on to new air,[140]
Advantages and disadvantages of very narrow planes,[143]
Aeroplanes:—
Action of,[31], [32], [100]
Advantageous angle of,[139]
Advantages and disadvantages of very narrow,[143]
Advan„ages arising from driving aeroplanes on to new air,[140]
Curvature of,[145]
Evolution of a wide aeroplane,[102]
Experiments with,[49]-[59]
Fabric covered,[131]
Lifting effect of,[141]
Lifting surface of,[103]
Philipps’ sustainers,[146]
Reduction of projected horizontal area,[3], [4]
Shape and efficiency of,[99]
Superposed,[144], [146]
Testing fabrics for,[50]
The paradox aeroplane,[88]
Air currents and the flight of birds,[11]
Air cu„rentsConclusions regarding,[21]
Air cu„rentsAlpes Maritimes,[17]
Air cu„rentsMediterranean,[18]
Air cu„rentsMid-Atlantic,[16]
Air cu„rents2,000 feet above the earth’s surface,[22]
Air cu„rentswitnessed at Cadiz,[20]
Angles and degrees compared,[115]
Antoinette motor, The,[89]
Balloons,[120]
Bal„oons spiders,[27]
Birds as thermo-dynamic machines,[153]
Bi„ds Two classes of,[23]
Bleriot’s machine,[113]
Boiler experiments,[156]
Brayton’s gas engine,[154]
British war balloon,[159], [162]
Building up of my large screws,[41]
Burner employed in my experiments,[157]
Character of text-books recently published,[1]
Circulation of air produced by differences in temperature,[27]
Cody’s kite,[28], [30]
Comparative value of different motors,[151]
Conclusions regarding air currents,[21]
Condensers, Testing of,[52]
Condenser tubes,[60]
Continental flying machines,[9]
Crystal Palace experiments,[72]-[76]
Darwin on the flight of condors,[11]
Deflection of air coming in contact with aeroplanes,[2]
De la Grange machine, The,[110]
“Dirigible” No 2,[159], [162]
Drift at various distances from center to center, Table of,[58]
Dynagraphs,[136]
Dynamic energy of animals,[127]
Eagles, Flight of,[19]
Efficiency of screw propellers,[147]
Effici„ncy of screws in steamships,[47]
Energy developed by a bird,[13]
Engines,[153]
Equivalent inclinations,[115]
Equi„alent velocities,[116]
Experiments of Count Zeppelin,[124]
Experim„nts of Horatio Philipps,[9], [118], [119], [145]
Experim„nts of Lord Rayleigh in reference to Newton’s Law,[6]
Experim„nts of Professor Langley,[9], [62], [99], [109]
Experim„nts of Wright Bros.,[109]
Experiments to show efficiency of Screw propellers,[33]
Exper„mentswith apparatus attached to rotating arm,[62]
Exper„mentsw„thboiler,[156]
Exper„mentsw„thhard rolled brass aeroplane,[3]
Exper„mentsw„thmy large machine,[10], [133]
Exper„mentsw„throtating arm,[64]-[72]
Exper„mentsw„thsmall machines attached to rotating arm,[159]
Fabric covered screw,[40]
Farman’s machine,[110]
Flying of kites,[25], [28], [29]
Forced circulation used by me,[158]
Formulæ unsupported by facts,[3]
French and English measurements,[128], [129]
Gulls,[20], [21]
Gyroscope apparatus,[93]
Gyro„cope Steering by means of,[92]
Hawks and Eagles,[13]
Hélicoptère machine,[82]
Hints as to the building of flying machines,[77]-[91]
Horizontal movement of the air,[14]
Hub for flying machine, New form of,[45]
Interstellar temperature,[15]
Introductory,[1]
Kites,[21], [22], [25], [26], [28], [29]
Ki„es Behaviour of,[26]
Ki„es Flying of,[25], [28], [29]
Langley, Experiments of,[9], [62], [99], [109]
Lan„ley, on the flight of birds,[11], [22]
Lan„ley, on the power exercised by birds,[12]
“La Patrie,”[124]
Lifting effect of aeroplanes,[5]
Lif„ing surface of aeroplanes,[103]
Low temperature of space,[15]
Major Baden Powell’s demand,[125]
Mistral, The,[21]
Motors, Development of,[31]
Motor, The Antoinette,[89]
My compound engines,[142]
M„ experiments with aeroplanes,[7]
M„ experim„ents withlarge machine,[10], [133]
M„ steam engines,[155]
Newton’s Law,[2], [6]
“Nulli Secundus,”[28], [121]
Oil engines,[154]
Philipps’ experiments,[9], [118], [119], [145]
Phil„pps’sustainers,[145]
Pneumatic buffer,[90]
Position of screw,[49]
Power exerted by a land animal,[13]
Po „er required,[100]
Principally relating to screws,[31]
Rayleigh’s experiments in reference to Newton’s law,[6]
Recapitulation of early experiments,[130]
Recent machines,[109]
Relative value of woods for flying machines,[85]
Reserve energy necessary in flying machines,[30]
Resistance encountered by various shaped bodies,[52]
Rotating arm experiments,[64]-[72]
Santos Dumont’s flying machine,[113]
Screw blade on Farman’s machine,[41]
Sc„ew blades, Testing of,[36]
Sc„ew bl„des, used by the French Government,[39]
Sc„ew bl„des, with radial edges,[43]
Sc„ew Fabric-covered,[40]
Sc„ew Position of,[49]
Sc„ew propeller made of sheet metal,[41]
Sc„ew propellers, Efficiency of,[33], [147]
Screws,[8], [31], [35], [36], [40], [41], [46], [47], [49]
Scr„ws, Building up of my large,[40]
Scr„ws, their efficiency in steamships,[47]
Shape and efficiency of aeroplanes,[99]
Skin friction,[41], [48]
Spider’s webbing down from the sky,[27]
Spirit lamp and ice box,[62]
Stability of flying machines,[147], [150]
Steam engines used by me,[155]
Steering,[147], [149]
Superposed aeroplanes,[144]
System of splicing and building up wooden members,[86]
Tables:—
Equivalent inclinations,[115]
Equi„alent velocities,[116]
French and English measurements,[128], [129]
Philipps’ experiments,[119]
Relative value of different woods,[85]
Showing the relative power exerted by different birds,[24]
Velocity and pressure of the wind,[114]
Vel„city a„ d thrust corresponding with various horse-powers,[117]
Testing aeroplanes, condensers, etc.,[52]
Teutonic vision of aerial power,[126]
Velocity and pressure of wind,[114]
Velo„ity a„d thrust corresponding with various horse-powers,[117]
“Ville de Paris,”[123]
Wright Bros.’ experiments,[109], [159], [162]
Zeppelin’s experiments,[124], [159], [161]

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