The London, Edinburgh and Dublin philosophical magazine and journal of science . Bolometer and Profectiruj Case. Phil. Mag. S. 5. Vol. 22. PL Apparatus for determining Relation between Index of Refractionand Wave-length. Phil. Ma?, S. 5. Vol. 22. PL VI. : \ \ F \ X ^*—. ??-? ==r~^_n :^z^- VI SIBLE j 4j*P, 5>D 6 |o, 7>o,^ 8>}°, ~ ®06s qXD,1 rvafio/z 3-0 n=p (,\) /or Roclc-mlt Pri 6*0 PM Mag. S. 22.
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Keywords: ., bookcentury1800, bookdecade1840, booksubjectscience, bookyear1840
