Script to pick out files from a file which are older than 15 days

Hi ,
I have a file abc.txt which actually contains a directory and file list

-rwxrwxr-x 1 dmadmin mmasapp 334 Dec 03 2001 aafs_006.ksh
-rwxrwxr-x 1 dmadmin mmasapp 1270 Nov 13 2001 mcl_deposit_ftp.ksh
-rwxrwxr-x 1 dmadmin mmasapp 925 Oct 31 2001 run_brc_process1.ksh
-rwxrwxr-x 1 dmadmin mmasapp 1176 Oct 31 2001 run_brc_process2.ksh
-rwxrwxr-x 1 dmadmin mmasapp 976 Sep 27 2001 run_ccs_aggr.ksh
-rwxrwxr-x 1 dmadmin mmasapp 291 Sep 11 2001 update_vol_cntct_prf.ksh
-rwxrwxr-x 1 dmadmin mmasapp 1251 Jul 23 2001 load_pb.ksh
-rwxrwxr-x 1 dmadmin mmasapp 1264 Jul 12 2001 load_pb.ksh_20010612
-rwxrwxr-x 1 dmadmin mmasapp 1250 Jul 02 2001 jc_load_pb.ksh
-rwxrwxr-x 1 dmadmin mmasapp 1250 Jul 02 2001 load_pb.ksh_20010702
-rwxrwxr-x 1 dmadmin mmasapp 525 Jun 12 2001 call_pb.ksh
-rwxrwxr-x 1 dmadmin mmasapp 342 May 25 2001 load_esi_cycle.ksh
-rwxrwxr-x 1 dmadmin mmasapp 254 Oct 11 2000 lch.ksh
-rwxrwxr-x 1 dmadmin mmasapp 207 Oct 09 2000 load_census.ksh
now I need to write a shell script which reads this file abc.txt and picks out all files which are older than 15 days and puts them into another file.

Please help

Go to directory where those files are and run this.

find . -maxdepth 1 -mtime +15 -ls