INDEX 



569 



PAGES 



Stara, latitude by . . . . 272 



,, ,, at sea . . . . 365 



,, observing . . . . . . 277 



,, pairing results . . . . 282 



,, preparing lists of, for ob- 

 servation . . . ■ 274 

 ,, selection of.. .. .. 366 



,, use of . . . . . . 213 



Station, false . . . . . . 87 



, , main . . . . . • 78 



,, ,, making . . . . 84 



„ recovering positions of, 



by angles to them . . 169 

 „ recovering positions of, 

 from their own 

 angles . . 

 , , pointer . . 



circle for test- 

 ing . . 

 caution as to 



use of 

 fixing by, with 

 points beyond 

 limit of pointer 

 testing a 

 use of, for lay 

 ing off small 

 angles 

 ,, secondary 

 Steam cutters 

 Stores for boats . . 

 Straight-edge 

 Streams, observing tidal . . 

 Submarine sentry 



,, use of . . 



Sumner's method. . 

 Sun, equal altitudes of 

 „ latitude by circum-meridian 



altitude 

 ,, signal, Galton's 

 Survey, detailed . . 



,, general description of 

 ,, general plan of . . 

 ,, modified running 

 ,, ordinary . . 

 ,, running . . 

 ,, sketch 

 Suspicious ground 

 Sweeping, alternative method 

 ,, by means of the 



ship 

 ,, by boats 

 ,, ,, sealark sweep 



,, by one boat Otter 



sweep 

 ,, for a rock 

 ,, of a bar 



,, over a large area 



,, ,, limited area 



Swinging ship 

 Symbols 



169 

 22 



31 



32 



465 

 31 



126 



78 



50 



52 



33 



244 



406 



216 



367 



296 



289 

 37 

 60 

 59 

 63 



178 

 60 



174 

 60 



202 



438 



436 

 448 

 440 



444 

 203 

 449 



204 

 204 

 418 

 378 



PAGES 



Tangent, of a point as a station . . 166 



Telegraphic meridian distance . . 326 

 Telegraphic meridian distance, 



example of . . . . . . 329 



Temperatures, serial 

 Ten-foot pole 



,, ,, use of 

 Theodolite 



.. 402 

 40 



187, 191 

 15 

 16 



,, adjusting 



,, angles, precautions in 



strong wind . . 87 



J, coUimation error 257, 25S 



,, level error . . . . 258 



,, repeating angles 21, 85 



,, measuring angles with 20 



,, webs . . . . . . 20 



Thermometers, corresponding Apj). U. 



