706 



WILLIAM HERBERT HOBBS 



TABLE I 



"Abnormal" Deflections of the Vertical — Hayford (Corrected for 



Topography) 

 (Minimum, 50" of Arc) 



Station No. 



Station Name 



Lat. (N.) 



Long. (W.) 



Deflection 

 (Corrected) 



DEFLECTIONS IN MERIDIAN 



233 

 234 

 236 



237 

 242 

 246 



254 

 260 

 261 

 264 

 265 

 266 

 267 



361 

 362 

 363 



1 



3 

 6 



7 

 8 



9 



10 



16 



246 



20 



22 



23 



24 



25 



216 



217 



243 



352 



353 

 361 



367 

 372 

 376 

 377 

 378 

 381 

 382 



Mt. Toro 



Arguello 



Santa Cruz W . . . . 

 New San Miguel. . 



Lospe 



Dominguez Hill . . . 



Point Pinos 



San Luis Obispo. . 



Avila 



San Buenaventura . 



San Pedro 



Santa Catalina. . . 

 Soledad 



Harbor 



Wilson Peak 



Los Angeles N.W . 



DEFLECTIONS IN PRIME VERTICAL (LONGITUDE) 



Point Arena 



Ukiah. . .. 



New Presidio 



Lafayette Park 



Washington Square 



Mt. Hamilton 



Marysville 



Sacramento 



San Diego 1871 



LakeTahoeS.E 



Verdi 



Genoa 



Carson City 



Virginia City 



San Diego 



Los Angeles Normal Sch. 001 . 

 Buenavista 



Wilson Peak . . . 

 Mare Island . . . 



Gazelle 



Eugene 



Portland 



Tacoma 



Seattle, 1908. . . 

 Seattle, 1888. . . 

 Port Townsend . 

 Blaine 



38 55 



39 9 

 37 48 

 37 48 

 37 48 



37 21 

 39 8 



38 35 

 32 43 



38 57 



39 3i 

 39 



39 10 



39 19 

 32 43 

 34 3 

 34 3 



34 13 

 38 6 

 4i 32 



44 4 



45 3i 

 47 16 

 47 40 



47 37 



48 7 

 48 59 



123 41 

 123 12 

 122 27 

 122 26 

 122 25 

 121 38 

 121 35 



121 30 

 117 9 

 "9 57 

 119 59 

 119 5i 

 119 46 



119 39 



117 9 



118 15 

 118 15 



118 3 



122 16 



122 31 



123 5 

 122 41 

 122 27 

 122 19 

 122 20 

 122 45 

 122 45 



87.65 

 81.84 



79-47 

 80.34 

 80.26 

 77.84 

 75-75 

 75-07 

 62.49 

 70.88 

 66. 21 

 71.66 

 62.26 



59-71 

 63.69 

 61.52 

 61.26 



61.22 



75-54 

 75 So 

 77.72 

 63-S8 

 57-98 

 57-79 

 58.77 

 60.71 



5o.95 



