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127 Series 411 Sc U Jan 19, 1915 10 30 Mc7335 Pole Diffr. Grating | |Sc1|Sc2|Mean^[[Mc 7340 P.133]]| Diff.|Sc1[[a]]|Mean^[[Mc 7335]]| Mc 7340 Mean|Diff.|Sc1^[[a2]]|PC|a1|a2| [[12 columns table]] 5| | | | |5.3|5.30^[[00]]|5.30| 5.30^[[00 00]]|+1.19|5.5|8.7|8.5 6| | | | |5.6|5.65^[[o1]]|5.70 5.68 8| 9| 10|43. | 11|47|4.70^[[00]]|4.7|4.7| 12|5.0|4.9|4.95|0L 4.91|8.2|8.20^[[00]]|8.15 13|5.3|5.21|5.25|1o|5.05|8.5|8.50^[[00]]|8.50|8.50^[[0000]] 14|5.7|5.5|5.60|1L|5.05|8.8|8.75^[[oL]]|8.80| 15| 6.2|5.9 6.05 2L 5.03| 16| 6.5|6.3 6.40 1L 5.00| 17| 6.5|6.5 6.50 oo 5.13| 18| 6.9|7.0 6.95 Lo 5.11| 19| 7.1|7.2 7.15 1.0 5.11| [[underlined]]1[[\underlined]]0|5.27| | | | | 20| 7.4|7.3 7.35 0[[underlined]]1[[\underlined]]|5.38| | |ch A 23| |7.9 7.90|7.90 00|5.44 25| |8.3 8.30|8.30 00 00|5.57 26| |8.7 8.70|8.70 00 00|5.63 27| |9.1 9.05|9.08 02 [[underlined]]03[[\underlined]]|5.61 28| |9.5 9.50|9.50 00 00|5.61 29| |9.9 9.90|9.90 00 00|5.76 5 7340 6 P.133 8 mean Diff 9 10 4.3 4.3 4.30 00 t4.72 7.3 7.25 10 7.20 7.22 050[[underlined]]2[[underlined]] 1.80 7.2 7.7 11 4.7 4.70 00 4.7 4.7 0000 4.85 7.8 7.80 00 7.75 7.78 020[[underlined]]3[[underlined]] 1.77 7.8 8.1 12 5.0 4.9 4.95 0[[underlined]]1[[underlined]] 4.91 8.2 8.20 00 8.15 8.18 020[[underlined]]e[[underlined]] 1.68 8.2 8.5 13 5.3 5. 25.25 10 14 5.7 5.5 5.60 11 15 6.2 5.9 6.05 21 16 6.5 6.5 6.50 00 17 6.5 6.5 6.50 00 18 6.9 7.0 6.95 10 19 7.1 7.2 7.15 10 5.27 20 7.4 7.3 7.35 01 5.38 23 7.9 7.90 7.90 00 5.44 25 8.3 8.30 8.30 8.30 0000 5.57 26| 8.7 8.70 8.70 0000 5.63 27| 9.1 9.05 9.08 0203 5.51 28| 9.5 9.50 9.50 0000 5.61 29| 9.9 9.90 9.90 0000 5.76 ch W [[note]]Diffr. Images [[underlined]]elongated.[[\note]] [[note]]*For reduction of P.C's see p.133 Do^[[I]] not plot P.C.'s for diff. grating. "H.S.L" Jan.20.'15[[\note]]