Permanence of the Rutherfurd Photographic Plates. 24t 



Results of the Measures, Plate 16, X-ooordinate. 

 Date of Measures, 1895, Dee. 19. 



O I II I II 



Temperature, 68.0, 70.5. Circle right 182 26 21, 26 21. 



Runs, +.0210, +.0190. Circle left 26 21, 26 21. 



Desig. 



Microm. Readings. 





Mean 



Screw 



TTlTtQl 









of 

 star. 



On 

 Star. 



On Scale. 



Diff. 



2 



and Div. 

 Error. 



Reading. 



Obs'r. 











Line 

 28 



Reading. 













A34,E 



9.0420 



10.2480 



1.2060 



0.4644 



+ .0007 



28.9651 



D. 



W 



9.5220 



29 



10.1735 



0.6515 











E 



9.0500 



28 



10.2580 



1.2080 



0.4654 



+ .0006 



28.9660 



D. 



W 



9-5390 



29 



10.1925 



0.6535 











133 E 



9.0170 



28 



10.2360 



1. 2190 



0.4722 



+.0007 



28.9729 



J. 



W 



9-4915 



29 



IO.1615 



0.6700 











E 



8.9905 



28 



10.2155 



1.2250 



0.4732 



+ .0007 



28.9739 



J. 



W 



9.4900 



29 



10.1580 



0.6680 











18 m, E 



9.0250 



100 



9.9160 



0.8910 



0.3059 



+.0006 



100.8065 



D. 



W 



9.5260 



lOI 



9-8585 



0-3325 











E 



9.0185 



100 



9.9180 



0.8995 



0.3076 



+.0007 



100.8083 



D. 



W 



9-5125 



lOI 



9-8435 



0.3310 











134 E 



9-0525 



100 



9.9500 



0.8975 



0.3110 



+ .0007 



IOO.8117 



J. 



W 



9.4700 



lOI 



9-8165 



0.3465 











E 



9.0490 



100 



9.9605 



O.9115 



0.3119 



+.0007 



100.8126 



J. 



W 



9-5030 



lOI 



9-8390 



0.3360 











24 J9, E 



8.9675 



65 



10.9595 



1.9920 



0.8514 



+.0026 



66.3540 



J. 



W 



9-4815 



66 



10.8950 



1-4135 











E 



8.9920 



65 



10.9845 



1.9925 



0.8514 



+.0026 



66.3540 



J. 



W 



9-4955 



66 



10.9085 



I.4130 











135 E 



9.0245 



65 



10.9785 



I -9540 



0.8361 



+.0026 



66.3387 



D. 



W 



9-5055 



66 



10.8960 



1-3905 











E 



9.0320 



65 



10.9820 



1.9500 



0.8355 



-}-.0026 



66.3381 



D. 



W 



9.4990 



66 



10.8910 



1.3920 











A12. E 



8-9975 



71 



10.8875 



1.8900 



0.8079 



+-0023 



72.3102 



J. 



W 



9.4800 



72 



10.8215 



I-3415 











136 E 



9-0235 



71 



10.9125 



1.8890 



0.8024 



+.0022 



72.3046 



D. 



W 



9-5285 



72 



10.8490 



1.3205 











A22, E 



8.9510 



64 



10.7980 



1.8470 



0.7800 



+.0024 



65.2824 



J. 



W 



9- 4950 



65 



10.7680 



1.2730 











13^ E 



9-0305 



64 



10.8710 



1.8405 



0.7755 



+ .0023 



65.2778 



D. 



W 



9-5310 



65 



10.7925 



1. 2615 











A24, E 



9.0405 



63 



10.9620 



I.9215 



0.8242 



+.0031 



64.3273 



D. 



W 



9-5150 



64 



10.8905 



1-3755 











138 E 



9.0005 



63 



10.9335 



1.9330 



0.8250 



+.0032 



64.3282 



J. 



W 



9.5060 



64 



10.8730 



1.3670 











