Thanks Steve. Typed in ls -lrt and got the following (part of it listed below, get this for all the 8 subjects in the 'my_fsl_vbm' folder). The original files in 'my_fsl_vbm' had names PAT_GK.nii, CON_KB.nii etc. -rw-r--r-- 1 gkirk gkirk 0 2009-05-14 10:08 fslvbm2a.o7935.30 -rw-r--r-- 1 gkirk gkirk 0 2009-05-14 10:08 fslvbm2a.o7935.29 -rw-r--r-- 1 gkirk gkirk 0 2009-05-14 10:08 fslvbm2a.o7935.28 -rw-r--r-- 1 gkirk gkirk 0 2009-05-14 10:08 fslvbm2a.o7935.27 -rw-r--r-- 1 gkirk gkirk 0 2009-05-14 10:08 fslvbm2a.o7935.26 -rw-r--r-- 1 gkirk gkirk 0 2009-05-14 10:08 fslvbm2a.o7935.25 -rw-r--r-- 1 gkirk gkirk 0 2009-05-14 10:08 fslvbm2a.o7935.24 -rw-r--r-- 1 gkirk gkirk 0 2009-05-14 10:08 fslvbm2a.o7935.23 -rw-r--r-- 1 gkirk gkirk 0 2009-05-14 10:08 fslvbm2a.o7935.22 -rw-r--r-- 1 gkirk gkirk 0 2009-05-14 10:08 fslvbm2a.e7935.31 -rw-r--r-- 1 gkirk gkirk 621 2009-05-14 10:08 fslvbm2a.e7935.30 -rw-r--r-- 1 gkirk gkirk 591 2009-05-14 10:08 fslvbm2a.e7935.29 -rw-r--r-- 1 gkirk gkirk 597 2009-05-14 10:08 fslvbm2a.e7935.28 -rw-r--r-- 1 gkirk gkirk 633 2009-05-14 10:08 fslvbm2a.e7935.27 -rw-r--r-- 1 gkirk gkirk 651 2009-05-14 10:08 fslvbm2a.e7935.26 -rw-r--r-- 1 gkirk gkirk 645 2009-05-14 10:08 fslvbm2a.e7935.25 -rw-r--r-- 1 gkirk gkirk 645 2009-05-14 10:08 fslvbm2a.e7935.24 -rw-r--r-- 1 gkirk gkirk 609 2009-05-14 10:08 fslvbm2a.e7935.23 -rw-r--r-- 1 gkirk gkirk 669 2009-05-14 10:08 fslvbm2a.e7935.22 -rw-r--r-- 1 gkirk gkirk 344446 2009-05-14 10:18 CON_KB.nii_struc.nii_brain_seg.nii.gz -rw-r--r-- 1 gkirk gkirk 752016 2009-05-14 10:18 CON_KB.nii_struc.nii_brain_pve_0.nii.gz -rw-r--r-- 1 gkirk gkirk 1240383 2009-05-14 10:18 CON_KB.nii_struc.nii_GM.nii.gz -rw-r--r-- 1 gkirk gkirk 639244 2009-05-14 10:18 CON_KB.nii_struc.nii_brain_pve_2.nii.gz -rw-r--r-- 1 gkirk gkirk 347071 2009-05-14 10:18 CON_KB.nii_struc.nii_brain_pveseg.nii.gz -rw-r--r-- 1 gkirk gkirk 401724 2009-05-14 10:18 CON_KB.nii_struc.nii_brain_mixeltype.nii.gz -rw-r--r-- 1 gkirk gkirk 0 2009-05-14 10:18 fslvbm2a.o7935.41 -rw-r--r-- 1 gkirk gkirk 0 2009-05-14 10:18 fslvbm2a.o7935.40 -rw-r--r-- 1 gkirk gkirk 0 2009-05-14 10:18 fslvbm2a.o7935.39 -rw-r--r-- 1 gkirk gkirk 0 2009-05-14 10:18 fslvbm2a.o7935.38 -rw-r--r-- 1 gkirk gkirk 0 2009-05-14 10:18 fslvbm2a.o7935.37 -rw-r--r-- 1 gkirk gkirk 0 2009-05-14 10:18 fslvbm2a.o7935.36 -rw-r--r-- 1 gkirk gkirk 0 2009-05-14 10:18 fslvbm2a.o7935.35 -rw-r--r-- 1 gkirk gkirk 0 2009-05-14 10:18 fslvbm2a.o7935.34 -rw-r--r-- 1 gkirk gkirk 0 2009-05-14 10:18 fslvbm2a.o7935.33 -rw-r--r-- 1 gkirk gkirk 0 2009-05-14 10:18 fslvbm2a.o7935.32 -rw-r--r-- 1 gkirk gkirk 0 2009-05-14 10:18 fslvbm2a.e7935.41 -rw-r--r-- 1 gkirk gkirk 621 2009-05-14 10:18 fslvbm2a.e7935.40 -rw-r--r-- 1 gkirk gkirk 591 2009-05-14 10:18 fslvbm2a.e7935.39 -rw-r--r-- 1 gkirk gkirk 597 2009-05-14 10:18 fslvbm2a.e7935.38 -rw-r--r-- 1 gkirk gkirk 633 2009-05-14 10:18 fslvbm2a.e7935.37 -rw-r--r-- 1 gkirk gkirk 651 2009-05-14 10:18 fslvbm2a.e7935.36 -rw-r--r-- 1 gkirk gkirk 645 2009-05-14 10:18 fslvbm2a.e7935.35 -rw-r--r-- 1 gkirk gkirk 645 2009-05-14 10:18 fslvbm2a.e7935.34 -rw-r--r-- 1 gkirk gkirk 609 2009-05-14 10:18 fslvbm2a.e7935.33 -rw-r--r-- 1 gkirk gkirk 669 2009-05-14 10:18 fslvbm2a.e7935.32 -rw-r--r-- 1 gkirk gkirk 314719 2009-05-14 10:27 PAT_GK.nii_struc.nii_brain_seg.nii.gz -rw-r--r-- 1 gkirk gkirk 688806 2009-05-14 10:27 PAT_GK.nii_struc.nii_brain_pve_0.nii.gz -rw-r--r-- 1 gkirk gkirk 1119671 2009-05-14 10:27 PAT_GK.nii_struc.nii_GM.nii.gz -rw-r--r-- 1 gkirk gkirk 576879 2009-05-14 10:27 PAT_GK.nii_struc.nii_brain_pve_2.nii.gz -rw-r--r-- 1 gkirk gkirk 317708 2009-05-14 10:27 PAT_GK.nii_struc.nii_brain_pveseg.nii.gz -rw-r--r-- 1 gkirk gkirk 362021 2009-05-14 10:27 PAT_GK.nii_struc.nii_brain_mixeltype.nii