Provide number of comment lines in header of SURF.DAT
Modify comment in script
Modify comment in script
Add line 4 to file header of SURF.DAT
Add station information to file header
Modify comment in script
Modify comment in script
Modify comment in script
Replace 'true_fields' with 'true_fields_indices'
Force 'ibsec' and 'iesec' to be 0
Modify naming of GEO.DAT file