Permanence of the Rutherfurd PhotograjDhic Plates. 227 



Results of the Measures, Plate 22^, X-coordinate. 

 Date of Measures, 1895, Dee, 7. 



O / II I II 



Temperature, 64.5, 64.8. Circle right 181 27 55, 27 55. 



Kuns, .0210, 0200. Circle left 27 52, 27 54. 



Desig. 



Microm. Readings. 





Mean 



Screw 



Final 











of 

 Star. 



On 



Star. 



On Scale. 



Diff. 



2 



and Div. 

 Error. 



Reading. 



Obs'r. 







' 







Line 



Reading. 



1.6770 











A34,E 



9.0210 



31 



10.6980 



0.7869 



+0.0002 



32.7871 



D. 



W 



9.5110 



33 



10.9815 



1-4705 1 i 







E 



9-0565 



31 



10.7245 



1.6680 0.7861 ' +0.0003 



32.7864 



D. 



W 



9-5050 



33 



10.9815 



1-4765 









45 E 



8.9935 



31 



10.6715 



1.6780 0.7881 



+0.0003 



32.7884 



J. 



W 



9-5055 



33 



10.9800 



1.4745 









E 



9.0320 



31 



10.7050 



1.6730 



0.7879 



+0.0002 



32.7881 



J. 



W 



9.4880 



33 



10.9665 



1.4785 











i8m,E 



9-0395 



103 



10.2480 



1.2085 



0.5449 



O.OOOI 



104.5448 



D. 



W 



9.5210 



105 



10.4920 



0.9710 











E 



9.0440 



103 



10.2485 



1.2045 1 0.5426 



— O.OOOI 



104.5425 



D. 



W 



9-5430 



105 



10.5090 



0.9660 1 









46 E 



8.9860 



103 



10.1940 



1.2080 0.5470 O.OOOI 



104.5469 



J. 



W 



9-4925 



105 



10.4725 



0.9800 







E 



8.9890 



103 



10.2005 1.2115 1 0.5465 — O.OOOI 



104.5464 



J. 



W 



9.4990 



105 



10.4735 



0.9745 











24i>, E 



8.9960 



69 



9-3580 



0.3620 



0.1258 



+0.0046 



70.1304 



J. 



W 



9-4935 



71 



9-6345 



0.I4I0 











E 



8.9810 



69 



9-3435 



0.3625 



0.1240 



+0.0047 



70.1287 



J. 



W 



9-4970 



71 



9-6305 



0.1335 











4Y E 



9-0625 



69 



9-4115 



0.3490 



O.I 198 



+0.0047 



70.1245 



D. 



W 



9.5000 



71 



9-6300 



0.1300 











E 



9-0355 



69 



9.3790 



0.3435 



O.II89 



+0.0046 



70.1235 



D. 



W 



9.5080 



71 



9.6400 



0.1320 











A12, E 



8.9850 



75 



9-2305 



0.2455 



0.0658 



+0.0038 



76.0696 



J. 



W 



9-4815 



77 



9.4990 



0.0175 











48 E 



9-0175 



75 



9-2575 



0. 2400 



0.0635 



+0.003S 



76.0673 



D. 



W 



9-5030 



77 



9-5170 



0.0140 











A22, E 



9.0005 



68 



9.2645 



0.2640 



0.0746 



+0.0038 



69.0784 



J. 



W 



9-5160 



70 



9-5505 



0.0345 











49 E 



9.0425 



68 



9-2950 



0.2525 



0.07II 



+0.0038 



69.0749 



D. 



W 



9-5170 



70 



9-5490 



0.0320 











A24, E 



9.0330 



67 



9-3445 



0.3II5 



0.0992 



+0.0042 



68.1034 



D. 



W 



9-4945 



69 



9.5800 



0.0855 











50 E 



8.9960 



67 



9-3005 



0.3045 



0.0984 



+0.0042 



68.1026 



J. 



W 



9-4950 



69 



9.5840 



0.0890 











