166 Rutherfurd Photographic Measures of 



Table II. — Corrections for Refraction. (Concluded.') 



Position Angle, 

 P 



^XlOS 



Tt—P 



Position Angle, 

 P 



^X103 



■n — p 



Plate 9. 



Plate 10. 



281 



IOI 



+.580 



O.O 



275° 



95° 



+ .498 



O.O 



291 



in 



•571 



— IO.8 



285 



105 



.491 



— 7-9 



301 



121 



•544 



20.2 



295 



"5 



.471 



—14.8 



3il 



131 



•504 



27.2 



305 



125 



•442 



— 20.0 



321 



141 



•454 



—3I.O 



315 



135 



•405 



— 22.7 



331 



151 



.400 



—3I.O 



325 



145 



.367 



— 22.7 



341 



161 



•35o 



27.2 



335 



155 



•330 



— 20.0 



351 



171 



.310 



20.2 



345 



165 



.301 



—14.8 



I 



181 



.283 



— IO.8 



355 



175 



.280 



— 7-9 



II 



191 



•274 



O.O 



5 



185 



.274 



0.0 



21 



201 



.283 



+ IO.S 



15 



195 



.280 



+ 7-9 



31 



211 



.310 



-j-20.2 



25 



205 



.301 



+14.8 



41 



221 



•35o 



+ 27.2 



35 



215 



•330 



+20.0 



51 



231 



.400 



+3 1 - 



45 



225 



.367 



+22.7 



61 



241 



•454 



+3i-o 



55 



235 



•405 



+22.7 



71 



251 



.504 



+27.2 



65 



245 



.442 



+20.0 



81 



261 



•544 



+20.2 



75 



255 



.471 



+14.8 



91 



271 



•57i 



+10.8 



85 



265 



.491 



+ 7-9 



IOI 



281 



.580 



0.0 



95 



275 



•498 



0.0 



Plate 11. 



Plate 12. 



275° 



95° 



+•518 



0.0 



268 



88° 



+•452 



0.0 



285 



105 



•5ii 



— 8.2 



278 



98 



•447 



— 5-9 



295 



115 



.490 



—15-4 



288 



108 



•432 



— 11. 1 



305 



125 



•459 



— 20.7 



298 



118 



•4<-9 



—14.9 



315 



135 



.421 



—23.6 



308 



128 



.383 



— 17.0 



325 



145 



.381 



—23.6 



3i8 



138 



•353 



— 17.0 



335 



155 



•342 



— 20.7 



328 



148 



.326 



—14.9 



345 



165 



.312 



—15-4 



338 



158 



•304 



— 11. 1 



355 



175 



.291 



— 8.2 



348 



168 



.289 



— 5-9 



5 



185 



.284 



0.0 



358 



178 



.284 







15 



195 



.291 



+ 8.2 



8 



188 



.289 



+ 5-9 



25 



205 



.312 



+15-4 



18 



198 



•3°4 



+11.1 



35 



215 



• 342 



+20.7 



28 



208 



.326 



+ 14-9 



45 



225 



.381 



+23.6 



38 



218 



•353 



+17.0 



55 



235 



.421 



+23.6 



48 



228 



•383 



+17.0 



65 



245 



•459 



+20.7 



58 



238 



.409 



+ 14.9 



75 



255 



•49° 



+15-4 



68 



248 



•432 



+11.1 



85 



265 



• 511 



+ 8.2 



78 



258 



•447 



+ 5-9 



95 



275 



.518 



0.0 



88 



268 



.452 



0.0 



