The file was created by Waveform digitizer 2.1
Comment

Time units, discretization, number of points 
minutes    1    180

YYYY MO DD HH MM SS Station   Comp:Z
------------------------------------------
1973 4  28 0  1     ars       38.402
1973 4  28 0  2     ars       38.464
1973 4  28 0  3     ars       38.469
1973 4  28 0  4     ars       38.320
1973 4  28 0  5     ars       38.216
1973 4  28 0  6     ars       38.193
1973 4  28 0  7     ars       38.209
1973 4  28 0  8     ars       38.212
1973 4  28 0  9     ars       38.160
1973 4  28 0  10    ars       38.124
1973 4  28 0  11    ars       38.127
1973 4  28 0  12    ars       38.025
1973 4  28 0  13    ars       37.922
1973 4  28 0  14    ars       37.867
1973 4  28 0  15    ars       37.802
1973 4  28 0  16    ars       37.775
1973 4  28 0  17    ars       37.785
1973 4  28 0  18    ars       37.784
1973 4  28 0  19    ars       37.788
1973 4  28 0  20    ars       37.820
1973 4  28 0  21    ars       37.867
1973 4  28 0  22    ars       37.835
1973 4  28 0  23    ars       37.767
1973 4  28 0  24    ars       37.704
1973 4  28 0  25    ars       37.631
1973 4  28 0  26    ars       37.633
1973 4  28 0  27    ars       37.703
1973 4  28 0  28    ars       37.696
1973 4  28 0  29    ars       37.736
1973 4  28 0  30    ars       37.788
1973 4  28 0  31    ars       37.783
1973 4  28 0  32    ars       37.828
1973 4  28 0  33    ars       37.876
1973 4  28 0  34    ars       37.871
1973 4  28 0  35    ars       37.877
1973 4  28 0  36    ars       37.858
1973 4  28 0  37    ars       37.870
1973 4  28 0  38    ars       37.969
1973 4  28 0  39    ars       37.882
1973 4  28 0  40    ars       38.014
1973 4  28 0  41    ars       38.086
1973 4  28 0  42    ars       38.194
1973 4  28 0  43    ars       38.222
1973 4  28 0  44    ars       38.222
1973 4  28 0  45    ars       38.160
1973 4  28 0  46    ars       38.136
1973 4  28 0  47    ars       38.205
1973 4  28 0  48    ars       38.194
1973 4  28 0  49    ars       38.264
1973 4  28 0  50    ars       38.401
1973 4  28 0  51    ars       38.387
1973 4  28 0  52    ars       38.410
1973 4  28 0  53    ars       38.465
1973 4  28 0  54    ars       38.462
1973 4  28 0  55    ars       38.493
1973 4  28 0  56    ars       38.565
1973 4  28 0  57    ars       38.628
1973 4  28 0  58    ars       38.629
1973 4  28 0  59    ars       38.637
1973 4  28 1  0     ars       38.751
1973 4  28 1  1     ars       38.875
1973 4  28 1  2     ars       38.994
1973 4  28 1  3     ars       39.107
1973 4  28 1  4     ars       39.191
1973 4  28 1  5     ars       39.227
1973 4  28 1  6     ars       39.233
1973 4  28 1  7     ars       39.220
1973 4  28 1  8     ars       39.224
1973 4  28 1  9     ars       39.277
1973 4  28 1  10    ars       39.327
1973 4  28 1  11    ars       39.391
1973 4  28 1  12    ars       39.505
1973 4  28 1  13    ars       39.574
1973 4  28 1  14    ars       39.561
1973 4  28 1  15    ars       39.596
1973 4  28 1  16    ars       39.684
1973 4  28 1  17    ars       39.801
1973 4  28 1  18    ars       39.826
1973 4  28 1  19    ars       39.824
1973 4  28 1  20    ars       39.879
1973 4  28 1  21    ars       39.962
1973 4  28 1  22    ars       39.969
1973 4  28 1  23    ars       39.848
1973 4  28 1  24    ars       39.837
1973 4  28 1  25    ars       39.900
1973 4  28 1  26    ars       39.891
1973 4  28 1  27    ars       39.937
1973 4  28 1  28    ars       39.982
1973 4  28 1  29    ars       39.919
1973 4  28 1  30    ars       39.935
1973 4  28 1  31    ars       40.068
1973 4  28 1  32    ars       40.139
1973 4  28 1  33    ars       40.142
1973 4  28 1  34    ars       40.072
1973 4  28 1  35    ars       40.063
1973 4  28 1  36    ars       40.067
1973 4  28 1  37    ars       40.067
1973 4  28 1  38    ars       40.068
1973 4  28 1  39    ars       40.067
1973 4  28 1  40    ars       40.066
1973 4  28 1  41    ars       40.074
1973 4  28 1  42    ars       40.060
1973 4  28 1  43    ars       40.003
1973 4  28 1  44    ars       39.959
1973 4  28 1  45    ars       39.882
1973 4  28 1  46    ars       39.758
1973 4  28 1  47    ars       39.749
1973 4  28 1  48    ars       39.814
1973 4  28 1  49    ars       39.748
1973 4  28 1  50    ars       39.752
1973 4  28 1  51    ars       39.765
1973 4  28 1  52    ars       39.731
1973 4  28 1  53    ars       39.723
1973 4  28 1  54    ars       39.795
1973 4  28 1  55    ars       39.941
1973 4  28 1  56    ars       39.991
1973 4  28 1  57    ars       39.918
1973 4  28 1  58    ars       39.839
1973 4  28 1  59    ars       39.745
1973 4  28 2  0     ars       39.784
1973 4  28 2  1     ars       39.983
1973 4  28 2  2     ars       39.959
1973 4  28 2  3     ars       39.876
1973 4  28 2  4     ars       39.818
1973 4  28 2  5     ars       39.849
1973 4  28 2  6     ars       39.897
1973 4  28 2  7     ars       39.844
1973 4  28 2  8     ars       39.808
1973 4  28 2  9     ars       39.813
1973 4  28 2  10    ars       39.813
1973 4  28 2  11    ars       39.813
1973 4  28 2  12    ars       39.812
1973 4  28 2  13    ars       39.820
1973 4  28 2  14    ars       39.812
1973 4  28 2  15    ars       39.762
1973 4  28 2  16    ars       39.717
1973 4  28 2  17    ars       39.723
1973 4  28 2  18    ars       39.774
1973 4  28 2  19    ars       39.812
1973 4  28 2  20    ars       39.761
1973 4  28 2  21    ars       39.699
1973 4  28 2  22    ars       39.644
1973 4  28 2  23    ars       39.626
1973 4  28 2  24    ars       39.664
1973 4  28 2  25    ars       39.724
1973 4  28 2  26    ars       39.692
1973 4  28 2  27    ars       39.647
1973 4  28 2  28    ars       39.704
1973 4  28 2  29    ars       39.727
1973 4  28 2  30    ars       39.727
1973 4  28 2  31    ars       39.793
1973 4  28 2  32    ars       39.795
1973 4  28 2  33    ars       39.678
1973 4  28 2  34    ars       39.640
1973 4  28 2  35    ars       39.642
1973 4  28 2  36    ars       39.581
1973 4  28 2  37    ars       39.569
1973 4  28 2  38    ars       39.634
1973 4  28 2  39    ars       39.679
1973 4  28 2  40    ars       39.670
1973 4  28 2  41    ars       39.590
1973 4  28 2  42    ars       39.555
1973 4  28 2  43    ars       39.560
1973 4  28 2  44    ars       39.519
1973 4  28 2  45    ars       39.445
1973 4  28 2  46    ars       39.390
1973 4  28 2  47    ars       39.455
1973 4  28 2  48    ars       39.570
1973 4  28 2  49    ars       39.576
1973 4  28 2  50    ars       39.541
1973 4  28 2  51    ars       39.478
1973 4  28 2  52    ars       39.459
1973 4  28 2  53    ars       39.491
1973 4  28 2  54    ars       39.551
1973 4  28 2  55    ars       39.531
1973 4  28 2  56    ars       39.474
1973 4  28 2  57    ars       39.488
1973 4  28 2  58    ars       39.433
1973 4  28 2  59    ars       39.328
1973 4  28 3  0     ars       39.330
