TY - JOUR T1 - An Enquiry into the Variation of Angles Observed in Crystals; Especially of Potassium-Alum and Ammonium-Alum JF - Philosophical Transactions of the Royal Society of London. Series A, Containing Papers of a Math. or Phys. Character (1896-1934) VL - 202 SP - 459 EP - 523 PY - 1904/01/01/ UR - http://dx.doi.org/10.1098/rsta.1904.0011 M3 - doi:10.1098/rsta.1904.0011 AU - Miers, H. ER -