Here is the output from avwhd. Thank you. filename bh30 sizeof_hdr 348 data_type db_name extents 0 session_error 0 regular r hkey_un0 dim0 4 dim1 64 dim2 64 dim3 30 dim4 89 dim5 0 dim6 0 dim7 0 vox_units mm cal_units unused1 0 datatype 4 bitpix 16 pixdim0 0.0000000000 pixdim1 3.7500000000 pixdim2 3.7500000000 pixdim3 5.0000000000 pixdim4 3.0000000000 pixdim5 0.0000000000 pixdim6 0.0000000000 pixdim7 0.0000000000 vox_offset 0.0000 funused1 1.0000 funused2 0.0000 funused3 0.0000 cal_max 0.0000 cal_min 0.0000 compressed 0 verified 0 glmax 0 glmin 0 descrip aux_file orient 0 originator origin1 0 origin2 0 origin3 0 generated scannum patient_id exp_date exp_time hist_un0 views 0 vols_added 0 start_field 0 field_skip 0 omax 0 omin 0 smin 0 smin 0 file_type ANALYZE-7.5 file_code 0