Holton, G., M. P. Hagelberg, S. Kao, and W. H. Johnson, Jr., J. Acoust. Soc. Am. 43, 102 (1968).

26 of 34 w data were selected to develop the IAPWS-95 Formulation.
Temperatures were converted to the ITS-90 scale.

 T / K           p / MPa       w / (m/s)      Author                             No.
  323.126689593  883.186900000 2628.000000000 HOLTON et al. (1968)               001
  323.126689593  982.528260000 2712.900000000 HOLTON et al. (1968)               002
  323.126689593  103.754360000 1715.500000000 HOLTON et al. (1968)               003
  323.126689593  122.288930000 1746.500000000 HOLTON et al. (1968)               004
  323.126689593  147.295880000 1784.000000000 HOLTON et al. (1968)               005
  323.126689593  195.642670000 1857.200000000 HOLTON et al. (1968)               006
  323.126689593  203.880250000 1869.200000000 HOLTON et al. (1968)               007
  323.126689593  288.119380000 1988.400000000 HOLTON et al. (1968)               008
  323.126689593  251.246370000 1936.600000000 HOLTON et al. (1968)               009
  323.126689593  405.897240000 2138.600000000 HOLTON et al. (1968)               010
  323.126689593  485.331110000 2232.400000000 HOLTON et al. (1968)               011
  323.126689593  597.126920000 2354.800000000 HOLTON et al. (1968)               012
  323.126689593  686.661630000 2447.300000000 HOLTON et al. (1968)               013
  323.126689593  790.121790000 2544.300000000 HOLTON et al. (1968)               014
  323.126689593  102.577560000 1715.400000000 HOLTON et al. (1968)               015
  323.126689593  148.178480000 1787.200000000 HOLTON et al. (1968)               016
  323.126689593  209.371980000 1879.600000000 HOLTON et al. (1968)               017
  323.126689593  212.215910000 1882.500000000 HOLTON et al. (1968)               018
  323.126689593  259.091690000 1948.200000000 HOLTON et al. (1968)               019
  323.126689593  295.180160000 1997.400000000 HOLTON et al. (1968)               020
  323.126689593  395.796390000 2125.600000000 HOLTON et al. (1968)               021
  323.126689593  397.267390000 2130.900000000 HOLTON et al. (1968)               022
  323.126689593  488.175040000 2235.700000000 HOLTON et al. (1968)               023
  323.126689593  588.006730000 2344.900000000 HOLTON et al. (1968)               024
  323.126689593  686.857770000 2445.500000000 HOLTON et al. (1968)               025
  323.126689593  787.768190000 2545.100000000 HOLTON et al. (1968)               026
