of the Rutherfurd Photographs. 203 



Table III. — {Continued.) Plate II: y Measurements. 



Star. 



y direct. 



y reversed. 





V*r> 



1 or 









% " 



, or 









Scale minus Star. 









Scale minui 







Line. 







K- 



-H 



Line. 







K—H 



Kretz. 



Hays. 



Kretz. 



Hays. 



15 



51 



0.4148 



0.4171 



— C 



.12 



68 



O.I352 



O.1344 



+O.04 



15 













68 



O.I355 



0.1368 



— .07 



2 



48 



O.OI02 



0.0088 



4- 



■07 



71 



0.5406 



0.5432 



— .14 



4 



16 



0.341 1 



0.3412 



— 



.OI 



103 



0.2192 



0.2192 



.00 



6 



65 



0.6206 



0.6175 



+ 



.16 



53 



0.9330 



0.9344 



— .08 



8 



66 



0.3665 



0.3671 



• — 



•03 



53 



0.1856 



0.1838 



4- .10 



10 



44 



0.3996 



0.3972 



+ 



•13 



75 



O.I539 



0.1514 



4- .13 



11 



33 



0.6644 



0.6645 



— 



.OI 



80 



0.8918 



0.8906 



4- .07 



14 



72 



0.3570 



0.3573 



— 



.04 



47 



0.1970 



0.1950 



4- .11 



16 



17 



0.1786 



0.1791 



— 



•03 



102 



0.3780 



0.3768 



4- .06 



17 



35 



0.2662 



0.2641 



4- 



.11 



84 



0.2851 



0.2858 



— .04 



18 



36 



o.i 135 



O.II28 



4- 



.04 



83 



0.4404 



0.4381 



4- .12 



20 



35 



0.3360 



0.3325 



4- 



•19 



84 



O.2159 



0.2160 



— .01 



22 



67 



0.0880 



O.08S9 



— 



■05 



52 



0.4618 



0.4609 



4- .05 



23 



64 



0.6105 



0.6099 



4- 



•03 



54 



0.941 I 



0. 9408 



4- .03 



24 



34 



0.7494 



0.7484 



+ 



.06 



84 



0.8025 



0.8048 



— -13 



25 



45 



02892 



0.2860 



+ 



.17 



74 



O.2620 



0.2612 



4- .04 



26 



22 



0.3085 



0.3072 



4- 



.07 



97 



0.2479 



0.2501 



— .11 



28 



55 



0.3882 



0.3879 



4- 



.02 



64 



0.1 601 



0.1598 



4- .02 



29 



79 



0.0066 



0.0085 



— 



.IO 



4o 



0.5452 



0.5449 



4- .02 



33 



14 



0.1540 



O.I533 



4- 



.OI 



105 



0.4014 



0.3988 



4- .14 



15 



51 



0.4176 



0.4178 





.OI 



68 



0.1374 



0.1369 



4-o y .03 



15 



51 



0.4146 



O.4T66 



— 



.11 



68 



0.1348 



0.1381 



— .17 



1 



67 



0.1062 



O.1050 



+ 



.06 



52 



0.4448 



0.4442 



4- .03 



5 



80 



0.3721 



0.3734 



— 



.07 



39 



0.1791 



0.1778 



4- .07 



7 



32 



0.3801 



o.3786 



4- 



.08 



87 



0.1742 



0.1741 



4- .01 



7 A 



47 



0.6575 



0.6584 



— 



.04 



71 



0.8970 



0.8958 



4- .07 



19 



77 



0.3065 



0.3075 



— 



.05 



42 



0.2455 



0. 2440 



4- .08 



23A 



66 



0.1972 



0.1936 



+ 



•19 



53 



0.3584 



0.3549 



4- .19 



27 



44 



0.1530 



O.I530 





.OO 



75 



0.4005 



0.3972 



4- .17 



3i 



35 



0.6549 



0.6524 



4- 



•13 



83 



0.9032 



0.9024 



4- .05 



32 



11 



0.8212 



0.8249 



— 



.21 



107 



0.7351 



0.7302 



4- .26 



33 



14 



0.1548 



O.I532 



4- 



.08 



105 



0.4031 



0.4030 



4- .01 



34 



47 



o.5749 



0.5725 



4- 



•13 



7i 



0.97S4 



0.9769 



4- .10 



35 



84 



0.8458 



0.8426 



4- 



.16 



34 



0.7100 



0.7115 



— .08 



36 



62 



0.2885 



0.2879 



+ 



•03 



57 



0.2629 



0. 2646 



— .09 



37 



38 



0.1672 



0.1659 



4- 



•07 



81 



0.3884 



0.3875 



4- .05 



38 



55 



0.1725 



0.1746 



— 



.11 



64 



0.3778 



0.3762 



4- .08 



39 



61 



0.4712 



0.4724 



— 



.06 



53 



0.0776 



0.0781 



— -03 



40 



16 



0.5089 



0.5050 



4- 



.21 



103 



0.0502 



0.0514 



— .06 



43 



58 



0.3500 



0.3474 



4- 



.14 



61 



0.2022 



0.2029 



— .04 



44 



77 



0.7740 



0.7744 



— 



.02 



4i 



0.7819 



0.7749 



4- -37 



45 



26 



0.9096 



0.9109 



— 



.06 



92 



0.6474 



0.6468 



4- -03 



