disktype: Data read failed at position 1470464: Input/output error

--- /dev/sdc
Block device, size 1.406 MiB (1474560 bytes)
FAT12 file system (hints score 5 of 5)
  Volume size 1.390 MiB (1457664 bytes, 2847 clusters of 512 bytes)

dcfldd:/dev/sdc: Input/output error

0+1 records in
0+1 records out

/mnt/1998 Annual Report: ERROR: cannot read `/mnt/1998 Annual Report' (Input/output error)
/mnt/1998 Chair memos:   ERROR: cannot read `/mnt/1998 Chair memos' (Input/output error)
/mnt/1998 Minutes:       directory
/mnt/Bylaws Ad Hoc Cte:  ERROR: cannot read `/mnt/Bylaws Ad Hoc Cte' (Input/output error)
/mnt/DESKTOP:            empty
/mnt/fax cover.doc:      ERROR: cannot read `/mnt/fax cover.doc' (Input/output error)
/mnt/FINDER.DAT:         ERROR: cannot read `/mnt/FINDER.DAT' (Input/output error)
/mnt/RESOURCE.FRK:       directory

fls -rl Aus_Museum_AMP_on_PC_2001-026.img | tee -a Aus_Museum_AMP_on_PC_2001-026_052512.txt

Error reading image file (tsk_fs_read_block: Address missing in partial image: 32)) (tsk_fs_file_walk: Error reading block at 32 - fatfs_dir_open_meta)