ls -A --author -l:в пятой колонке указан автор файла
drwxr-xr-x 4 julia270692 Year-09 julia270692 36 Sep 11 09:42 Block1
drwxr-xr-x 3 julia270692 Year-09 julia270692 95 Nov  4 19:29 Block2
drwxr-xr-x 4 julia270692 Year-09 julia270692 36 Dec 11 05:45 Block3
-rw-r--r-- 1 julia270692 Year-09 julia270692  0 Feb 17 03:10 cd
drwxr-xr-x 2 julia270692 Year-09 julia270692 56 Dec 21 11:17 html_credit