﻿312 
  Scientific 
  Intelligence. 
  

  

  The 
  following 
  is 
  a 
  list 
  of 
  papers 
  accepted 
  for 
  reading 
  at 
  the 
  

   recent 
  meeting 
  : 
  

  

  Section 
  A. 
  Mathematics 
  and 
  Astronomy. 
  

  

  G. 
  B. 
  Halsted 
  : 
  Report 
  on 
  progress 
  in 
  non-Euclidean 
  Greometry. 
  

  

  L. 
  E. 
  DiCKSOX 
  : 
  Report 
  on 
  progress 
  in 
  the 
  theory 
  of 
  linear 
  groups. 
  

  

  Cleveland 
  Abbr: 
  Recent 
  progress 
  in 
  theoretical 
  Meteorology. 
  

  

  Asaph 
  Hall, 
  Jr. 
  : 
  The 
  aberration 
  constant 
  from 
  observations 
  of 
  Polaris. 
  

  

  R. 
  W. 
  McFaeland: 
  Ancient 
  eclipses 
  and 
  chronology. 
  

  

  H. 
  C. 
  Lord: 
  Some 
  points 
  in 
  the 
  design 
  of 
  a 
  spectroscope. 
  

  

  Jos. 
  Y. 
  Collins: 
  Note 
  on 
  Grassmann's 
  proof 
  that 
  there 
  can 
  be 
  but 
  two 
  kinds 
  

   of 
  lineal 
  multiplication 
  of 
  two 
  factors. 
  

  

  G. 
  J. 
  Stokes 
  : 
  The 
  theory 
  of 
  mathematical 
  inference. 
  

  

  J. 
  R. 
  Eastman: 
  Recent 
  progress 
  in 
  positional 
  Astronomy. 
  

  

  R. 
  A. 
  Fessenden 
  : 
  The 
  determination 
  of 
  the 
  nature 
  of 
  Electricity 
  and 
  Magne- 
  

   tism, 
  including 
  a 
  determination 
  of 
  the 
  density 
  of 
  the 
  ether. 
  

  

  G. 
  A. 
  Miller: 
  On 
  the 
  commutators 
  of 
  a 
  group. 
  

  

  S. 
  KiMURA 
  : 
  Linear 
  vector 
  functions. 
  

  

  J. 
  WoODBRiDGE 
  Davis 
  : 
  Internal 
  forces 
  that 
  generate 
  stellar 
  atmospheres. 
  

  

  T. 
  H. 
  Safford: 
  Practical 
  astronomy 
  during 
  the 
  first 
  half 
  of 
  the 
  present 
  cen- 
  

   tury. 
  

  

  Section 
  B, 
  Physics. 
  

  

  F. 
  C. 
  Caldwell: 
  Apparatus 
  for 
  the 
  demonstration 
  of 
  the 
  varying 
  currents 
  in 
  

   the 
  different 
  conductors 
  of 
  a 
  rotary 
  converter. 
  

  

  H. 
  T. 
  Eddy: 
  A 
  new 
  graphical 
  method 
  of 
  constructing 
  the 
  entropy-tempera- 
  

   ture 
  diagram 
  from 
  the 
  indicator 
  card 
  of 
  a 
  gas 
  or 
  an 
  oil 
  engine. 
  

  

  William 
  Hallock 
  : 
  Compound 
  harmonic 
  vibration 
  of 
  a 
  string. 
  

  

  Lyman 
  J. 
  Briggs: 
  A 
  new 
  form 
  of 
  electrical 
  condenser 
  having 
  a 
  capacity 
  

   capable 
  of 
  continuous 
  adjustment. 
  

  

  J. 
  McK. 
  Cattell: 
  Time 
  of 
  perception 
  as 
  a 
  measure 
  of 
  the 
  intensity 
  of 
  light. 
  

   Relations 
  of 
  time 
  and 
  space 
  m 
  vision. 
  

  

  Charles 
  K. 
  Wead 
  : 
  The 
  musical 
  scales 
  of 
  the 
  Arabs. 
  Medieval 
  organ 
  pipes 
  

   and 
  their 
  bearing 
  on 
  the 
  history 
  of 
  the 
  scale. 
  

  

  H. 
  S. 
  Carhart 
  and 
  K. 
  E. 
  Guthe: 
  An 
  absolute 
  determination 
  of 
  the 
  E. 
  M. 
  F. 
  

   of 
  a 
  Clark 
  cell. 
  

  

  Augustus 
  Trowbridge: 
  Quantitative 
  investigation 
  of 
  the 
  coherer, 
  

  

  K. 
  E. 
  Guthe 
  and 
  M. 
  D. 
  Atkins: 
  Polarization 
  and 
  polarization-capacity. 
  

  

  R. 
  A. 
  Fessenden 
  : 
  Current 
  and 
  voltage 
  curves 
  in 
  the 
  magnetically 
  blown 
  arc 
  

   and 
  in 
  the 
  aluminum 
  electrolytic 
  cell. 
  Some 
  new 
  apparatus 
  — 
  tachometer, 
  chro- 
  

   nograph, 
  data 
  collector, 
  induction 
  coil, 
  balance 
  for 
  standardizing 
  amperemeters, 
  

   standard 
  of 
  induction. 
  Measurement 
  of 
  magnetism 
  in 
  iron 
  and 
  the 
  relation 
  

   between 
  permeability 
  and 
  hysteresis. 
  Location 
  of 
  smokeless 
  discharge 
  by 
  means 
  

   of 
  colored 
  screens. 
  Note 
  on 
  the 
  age 
  of 
  the 
  earth. 
  

  

  B. 
  E. 
  Moore: 
  Polarization 
  and 
  internal 
  resistance 
  of 
  the 
  copper 
  voltameter. 
  

  

  C. 
  A. 
  Skinner: 
  Concerning 
  the 
  fall 
  of 
  potential 
  at 
  the 
  anode 
  in 
  a 
  Geissler 
  

   tube. 
  

  

  F. 
  A. 
  Wolff, 
  Jr.: 
  The 
  equipment 
  and 
  facilities 
  of 
  the 
  Office 
  of 
  U. 
  S. 
  Standard 
  

   Weights 
  and 
  Measures 
  for 
  the 
  verificatioa 
  of 
  electrical 
  standard 
  and 
  measuring 
  

   apparatus. 
  An 
  experimental 
  test 
  of 
  the 
  accuracy 
  of 
  Ohm's 
  law. 
  

  

  0. 
  L. 
  Fassig: 
  March 
  AVeather 
  iu 
  the 
  United 
  States, 
  etc. 
  

  

  D. 
  B. 
  Brace: 
  A 
  new 
  spectrophotometer 
  and 
  a 
  method 
  of 
  optically 
  calibrating 
  

   the 
  slit. 
  On 
  achromatic 
  polarization 
  in 
  crystalline 
  combinations. 
  

  

  E. 
  V. 
  Capps: 
  Optical 
  calibration 
  of 
  the 
  slit 
  of 
  a 
  spectrometer. 
  

  

  E. 
  J. 
  Rendtorff: 
  On 
  differential 
  dispersion 
  in 
  double 
  refracting 
  media. 
  

   Fred 
  E. 
  Kester: 
  A 
  method 
  for 
  the 
  study 
  of 
  phosphoresent 
  sulphides. 
  

  

  B. 
  V. 
  Hill: 
  Accidental 
  double 
  refraction 
  in 
  colloids 
  and 
  crystalloids. 
  

  

  C. 
  E. 
  Mendenhall: 
  A 
  bolometric 
  study 
  of 
  the 
  radiation 
  of 
  a 
  black 
  body 
  

   between 
  600° 
  and 
  1100° 
  C. 
  

  

  