@Sebastian-Roth - I stripped the output of the other images:
root@kraken:~# ls -alR /images
/images:
total 148
drwxr-xr-x 34 root root 4096 Sep 20 17:22 .
drwxr-xr-x 21 root root 4096 Sep 18 17:37 ..
drwxrwxrwx 3 fogproject root 4096 Aug 17 10:02 dev
drwx------ 2 root root 16384 Sep 18 17:28 lost+found
-rwxrwxrwx 1 fogproject root 0 Aug 10 18:39 .mntcheck
drwxrwxrwx 2 fogproject root 4096 Aug 10 18:39 postdownloadscripts
drwxrwxrwx 2 root root 4096 Aug 14 13:09 postinitscripts
drwxrwxrwx 2 root root 4096 Nov 6 2017 stretch16gba
/images/dev:
total 12
drwxrwxrwx 3 fogproject root 4096 Aug 17 10:02 .
drwxr-xr-x 34 root root 4096 Sep 20 17:22 ..
-rwxrwxrwx 1 fogproject root 0 Aug 10 18:39 .mntcheck
drwxrwxrwx 2 fogproject root 4096 Aug 10 18:39 postinitscripts
/images/dev/postinitscripts:
total 12
drwxrwxrwx 2 fogproject root 4096 Aug 10 18:39 .
drwxrwxrwx 3 fogproject root 4096 Aug 17 10:02 ..
-rwxrwxrwx 1 fogproject root 249 Aug 10 18:39 fog.postinit
/images/lost+found:
total 20
drwx------ 2 root root 16384 Sep 18 17:28 .
drwxr-xr-x 34 root root 4096 Sep 20 17:22 ..
/images/postdownloadscripts:
total 12
drwxrwxrwx 2 fogproject root 4096 Aug 10 18:39 .
drwxr-xr-x 34 root root 4096 Sep 20 17:22 ..
-rwxrwxrwx 1 fogproject root 235 Aug 10 18:39 fog.postdownload
/images/postinitscripts:
total 12
drwxrwxrwx 2 root root 4096 Aug 14 13:09 .
drwxr-xr-x 34 root root 4096 Sep 20 17:22 ..
-rwxrwxrwx 1 root root 249 Aug 14 13:09 fog.postinit
/images/stretch16gba:
total 837460
drwxrwxrwx 2 root root 4096 Nov 6 2017 .
drwxr-xr-x 34 root root 4096 Sep 20 17:22 ..
-rwxrwxrwx 1 root root 1 Nov 6 2017 d1.fixed_size_partitions
-rwxrwxrwx 1 root root 0 Nov 6 2017 d1.has_grub
-rwxrwxrwx 1 root root 1048576 Nov 6 2017 d1.mbr
-rwxrwxrwx 1 root root 259 Nov 6 2017 d1.minimum.partitions
-rwxrwxrwx 1 root root 16 Nov 6 2017 d1.original.fstypes
-rwxrwxrwx 1 root root 259 Nov 6 2017 d1.original.partitions
-rwxrwxrwx 1 root root 0 Nov 6 2017 d1.original.swapuuids
-rwxrwxrwx 1 root root 486676828 Nov 6 2017 d1p1.img
-rwxrwxrwx 1 root root 369804277 Nov 6 2017 stretch16gba
root@kraken:~#
The full output is here:
Output