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[[preprinted]]56[[/preprinted]] [[underlined]] November 25, 1890 [[/underlined]] Measurement of stars in Pleiades Scale ruled by Prof. Wm. A. Rogers used. Plate E 1879. |Meas.| 20x36 6-1 No.1| 5980| +28˚ 619 3 58 4 +28 36.8 5.4? 397^[[1]] 1096 395 +2 2| 8330| +27˚ 633 3 57 44 +27 13.6 5.1? 314 861 309 +5 3|11780|DM+25˚ 624 3 41 35 +25 8.8 6.0 188 516 186 +2 4|14200| 23˚ 558 3 40 36 +23 41.6 6.2 102 274 99 +3 5|15400| 22˚ 563 3 39 47 +22 58.8 6.9 59 154 55 +4 6|16940| 22˚ 605 3 48 16 +22 3.1 6.0 3 0 0 +3 ∴ 1 div. = 33' 100 div=3300'=62.5mm 1mm = 1+5.2.8 3125 52.8 1°=11.4mm 1750 600|52.8 1250 528 11.4 5000 720 528 1920 Examination of Plate I2233 for Class of spectrum of standard stars in Pleiades Vol XVIII p. 53 Design|Class. |K line e| A| 0 i| A| .3 j| A| 0 k| N.S.| l| N.S.| m| N.S.| n| just visible| o| N.S.|