Permanence of the Rutherfurd Photographic Plates. 223 



Results of the Measures, Plate 18, X-coordinate (Rev'd). 

 Date of Measures, 1895, ^^^- 5- 



O I II 4 II 



Temperature, 61.0, 68.5. Circle right i 43 38, 43 40. 



Runs +.0210, +.0190. Circle left 43 32, 43 25. 



Desig. 

 of 



Mierom. Readings. 



Di£F. 



Mean 



Screw 

 and Div. 



Final 



Obs'r. 





On Scale. 



Star. 



On 



Star. 







2 



Error. 



Reading. 



D. 



Line 



Reading. 



A34,E 



9.5160 



lOI 



10.9235 



1-4075 



0.6580 



— 0.0003 



IOI.1577 



W 



9.0045 



100 



10.2290 



1.2245 











E 



9.5240 



lOI 



10.9315 



1-4075 



0.6576 



— 0.0003 



IOI.1573 



D. 



W 



9.0020 



100 



10.2250 



1.2230 











2: E 



9-4815 



lOI 



10.8985 



1. 4170 



0.6592 



— 0.0004 



IOI.1588 



> J. 



W 



9.G045 



100 



10.2245 



1.2200 











E 



9.5040 



lOI 



10.9190 



I.4150 



0.6566 



—0.0003 



IOI.1563 



J. 



W 



8.9905 



100 



10.2020 



I.2115 











i8to, E 



9-5485 



29 



11.4925 



1.9440 



0.9294 



— 0.0006 



29.4288 



D. 



W 



9-0315 



28 



10.8050 



1-7735 











E 



9-5160 



29 



11-4550 



1-9390 



0.9261 



— 0.0006 



29-4255 



D. 



W 



9-0350 



28 



10.8005 



1-7655 











28 E 



9-5045 



29 



11.4540 



1-9495 



0.9339 



— 0.0006 



29-4333 



J. 



W 



9.0045 



28 



10.7905 



1.7860 











E 



9.4885 



29 



11-4345 



1. 9460 



0.9308 



— 0.0006 



29.4302 



J. 



W 



8-9735 



28 



10.7505 



1.7770 











24 jj, E 



9-5205 



64 



10.2655 



0.7450 



0.3268 



+0.0046 



63.8314 



J. 



W 



9.0000 



63 



9-5620 



0.5620 











E 



9-4875 



64 



10.2100 



0.7225 



0.3170 



+0.0046 



63.8216 



J. 



W 



8.9940 



63 



9-5395 



0.5455 











29 E 



9.5200 



64 



10.2515 



0.7315 



0.3194 



+0.0046 



63.8240 



D. 



W 



9-0350 



63 



9-5810 



0.5460 











E 



9.5160 



64 



10.2475 



0.7315 



0.3185 



+0.0046 



63.8231 



D. 



W 



9.0295 



63 



9.5720 



0.5425 











A12, E 



9-4885 



58 



10.3695 



0.8810 



0.3960 



+0.0038 



57.8998 



J. 



W 



8.9960 



57 



9.6990 



0.7030 











30 E 



9-5355 



58 



10.4080 



0.8725 



0.3951 



+0.0038 



57.8989 



D. 



W 



9-0365 



57 



9-7445 



0.7080 











A 22, E 



9-4930 



65 



10.3180 



0.8250 



0.3686 



+0.0035 



64.8721 



J. 



W 



8.9605 



64 



9.6100 



0.6495 











31 E 



9-5190 



65 



10.3370 



0.8180 



0.3666 



+0.0035 



64.8701 



D. 



W 



9.0230 



64 



9-6715 



0.6485 











A24,E 



9.5210 



66 



10.3195 



0.7985 



0.3529 



+0.0040 



65.8569 



D. 



W 



9.0290 



65 



9.6420 



0.6130 











32 E 



9-4955 



66 



10.3055 



0.8100 



0.3589 



+0.0040 



65.8629 



J. 



W 



9.0060 



65 



9-6315 



0.6255 











