NO. 3 INDEX 



.,1!! 



Tail-rudder 77, 86, 87. 119 



Langley 



Tank, air | [«■ "> 



f I 36, 65-68, 112. 



252 



TeiephS^ra':::::::::::::::::::::::::::::::::"""'-...-*-'''-"-'----'- *«.« 3 



Tests (see aZso engine tests, trials, and flights). 



, ., „ ,11-1 :.. 1 ■'■■> 



boilers 



construction and " 



... 



C 1™J 1 ' 37, 55, 61, 69, 102,' 133, 135, lis. 234 250, 251-254, 281 



engine 



experimental engine. 1902-1904 



frame .... 61, 62^ 69, 102 



P° we 5 16 



resistance . . 84, 85, 89, 90, 190-204 



sanding of wings... > ■ 



shop, of large machine 



St. Louis Exposition ,•••••••'"' '.,'.' ' ', ' ',''-' ','■'. ' ','-'«' 'iso ri4 



whirling tahle 1 - 5 ' 6 - 7 ' ll > 13 ' 31 " 12 ' 1 ' ' l89 ' 194 



vvhirling-table 84, 85, 89, 99 



TestiugTound'uee'arVoQuanticoi::::::::::::::'.'.".'.'.'.'.'.'. «4. «,. .,2. •,■: 



Thrust, center of •— ■— —;■ . ,; ,,,,,;, IT4 



propeller 



Thrust-recording devices ' 12g ' 



Thurston R. H ' . ; " ^ )( ; s ' ^ ^.j- ' , ,^ , ^ 25g 



Time of flights 2 42 



Torque 7, 9, 21, 22, 40 



Toy aeroplanes \Yl 175-177 



Transmission (see also shaft, and gears) 77' 165 174-178 



Transverse frame , t - 



Trials, first 17 



(189D ;;;;; '53, 92 



(1892) 



(1893) _ 65, 96 



(1894) • ■ m 



(1895) . 2 79, 106-109 



(1896) " ...123-125 



(1897) " 6 i 



(is9S) ;;; 79j 1:; . 



( 1S9 9) 126, 181, 255-282 



(1903) ••••■■••• " 69, 112 ' 116, Hit. 120. 172. 171. 234, 277 



Tubes in hull construction "> 156,165,166 



Turn-table " 1 70> 171i 172 



Turnbuckle (see also guying) 



V 



114. 213 



Valve-chest 114, 117, 213 



Valves j:;7 



exhaust ...... 11 1. 2 1 :; 



mechanically operated I i •> Yl I 11". 21 :'. 



motion 7'^ --] , , 3' 2 1 2 



needle ' " " " 37> 67> 148| , l9 



Vaporization 192 



Varnish, collodion I ;is 



not affected by ammonia 



pyroxelene 263, 264 



water-proof ••• ■■■• ■■■ ••"• V V, 114," l'sV.'isO.' 161, 166, 185, 264, 265 



Velocity I 8 - 31 - ■'- 5o > - n - 9J ' ioO, 110 



initial i - 



required to sustain plane ' "jj" g2> gg) 97j 1Q] 



Vertical rudder 257 



Vulcanite, use of 



W 



124-12H. 132, 278, 279 



War Department, allotment 124-126 



Board of Ordnance and Fortification 276-280 



Report of " 



