Need space on /

I could probably make an educated guess here but
not willing to take any chances after 5 days of work
getting things primed up...

Which files can I "safely" delete ?
Thks.
Update: this is /boot of course...

-rw-r--r-- 1 root root 640 Jan 25 2003 os2_d.b
-rw-r--r-- 1 root root 612 Jan 25 2003 chain.b
-rw-r--r-- 1 root root 5824 Jan 25 2003 boot.b
-rw-r--r-- 1 root root 21282 Feb 24 2003 message.ja
-rw-r--r-- 1 root root 23108 Feb 24 2003 message
-rw-r--r-- 1 root root 546061 Mar 13 17:52 System.map-2.4.20-8smp

-rw-r--r-- 1 root root 15436 Mar 13 17:52 module-info-2.4.20-8smp
-rw-r--r-- 1 root root 44361 Mar 13 17:52 config-2.4.20-8smp
-rw-r--r-- 1 root root 1211291 Mar 13 17:52 vmlinuz-2.4.20-8smp
-rw-r--r-- 1 root root 3637412 Mar 13 17:52 vmlinux-2.4.20-8smp
-rw-r--r-- 1 root root 1122186 Mar 13 18:01 vmlinuz-2.4.20-8
-rw-r--r-- 1 root root 3193503 Mar 13 18:01 vmlinux-2.4.20-8
-rw-r--r-- 1 root root 520129 Mar 13 18:01 System.map-2.4.20-8
-rw-r--r-- 1 root root 15436 Mar 13 18:01 module-info-2.4.20-8
-rw-r--r-- 1 root root 44309 Mar 13 18:01 config-2.4.20-8
-rw-r--r-- 1 root root 1208299 Apr 2 13:41 vmlinuz-2.4.20-9smp
-rw-r--r-- 1 root root 3641619 Apr 2 13:41 vmlinux-2.4.20-9smp
-rw-r--r-- 1 root root 546145 Apr 2 13:41 System.map-2.4.20-9smp
-rw-r--r-- 1 root root 15436 Apr 2 13:41 module-info-2.4.20-9smp
-rw-r--r-- 1 root root 44372 Apr 2 13:41 config-2.4.20-9smp
-rw-r--r-- 1 root root 1121992 Apr 2 13:54 vmlinuz-2.4.20-9
-rw-r--r-- 1 root root 3197698 Apr 2 13:54 vmlinux-2.4.20-9
-rw-r--r-- 1 root root 520213 Apr 2 13:54 System.map-2.4.20-9
-rw-r--r-- 1 root root 15436 Apr 2 13:54 module-info-2.4.20-9
-rw-r--r-- 1 root root 44320 Apr 2 13:54 config-2.4.20-9
-rw-r--r-- 1 root root 149868 Apr 5 12:53 initrd-2.4.20-8.img
-rw-r--r-- 1 root root 150910 Apr 5 12:54 initrd-2.4.20-8smp.img
-rw-r--r-- 1 root root 477 Apr 5 13:37 kernel.h
-rw-r--r-- 1 root root 150583 Apr 8 21:42 initrd-2.4.20-9.img
-rw-r--r-- 1 root root 151427 Apr 8 21:42 initrd-2.4.20-9smp.img
-rw-r--r-- 1 root root 547926 May 12 10:54 System.map-2.4.20-13.9smp
-rw-r--r-- 1 root root 15438 May 12 10:54 module-info-2.4.20-13.9smp
-rw-r--r-- 1 root root 44805 May 12 10:54 config-2.4.20-13.9smp
-rw-r--r-- 1 root root 1216656 May 12 10:54 vmlinuz-2.4.20-13.9smp
-rw-r--r-- 1 root root 3651825 May 12 10:54 vmlinux-2.4.20-13.9smp
-rw-r--r-- 1 root root 1130244 May 12 11:01 vmlinuz-2.4.20-13.9
-rw-r--r-- 1 root root 3207916 May 12 11:01 vmlinux-2.4.20-13.9
-rw-r--r-- 1 root root 521994 May 12 11:01 System.map-2.4.20-13.9
-rw-r--r-- 1 root root 15438 May 12 11:01 module-info-2.4.20-13.9
-rw-r--r-- 1 root root 44753 May 12 11:01 config-2.4.20-13.9
-rw-r--r-- 1 root root 151459 May 18 06:57 initrd-2.4.20-13.9smp.img
-rw-r--r-- 1 root root 148640 May 18 06:57 initrd-2.4.20-13.9.img
-rw-r--r-- 1 root root 1216739 May 29 07:07 vmlinuz-2.4.20-18.9smp
-rw-r--r-- 1 root root 3656209 May 29 07:07 vmlinux-2.4.20-18.9smp
-rw-r--r-- 1 root root 548182 May 29 07:07 System.map-2.4.20-18.9smp
-rw-r--r-- 1 root root 15438 May 29 07:07 module-info-2.4.20-18.9smp
-rw-r--r-- 1 root root 44816 May 29 07:07 config-2.4.20-18.9smp
-rw-r--r-- 1 root root 1129628 May 29 07:14 vmlinuz-2.4.20-18.9
-rw-r--r-- 1 root root 522250 May 29 07:14 System.map-2.4.20-18.9
-rw-r--r-- 1 root root 15438 May 29 07:14 module-info-2.4.20-18.9
-rw-r--r-- 1 root root 44764 May 29 07:14 config-2.4.20-18.9
-rw-r--r-- 1 root root 3212300 May 29 07:15 vmlinux-2.4.20-18.9
-rw-rw-r-- 1 root root 149767 Jun 6 23:35 initrd-2.4.20-18.9.img
-rw-rw-r-- 1 root root 151664 Jun 6 23:36 initrd-2.4.20-18.9smp.img
-rw-r--r-- 1 root root 1219040 Jul 15 17:16 vmlinuz-2.4.20-19.9smp
-rw-r--r-- 1 root root 3660682 Jul 15 17:16 vmlinux-2.4.20-19.9smp
-rw-r--r-- 1 root root 548510 Jul 15 17:16 System.map-2.4.20-19.9smp
-rw-r--r-- 1 root root 15438 Jul 15 17:16 module-info-2.4.20-19.9smp
-rw-r--r-- 1 root root 44805 Jul 15 17:16 config-2.4.20-19.9smp
-rw-r--r-- 1 root root 1133130 Jul 15 17:29 vmlinuz-2.4.20-19.9
-rw-r--r-- 1 root root 3212677 Jul 15 17:29 vmlinux-2.4.20-19.9
-rw-r--r-- 1 root root 522578 Jul 15 17:29 System.map-2.4.20-19.9
-rw-r--r-- 1 root root 15438 Jul 15 17:29 module-info-2.4.20-19.9
-rw-r--r-- 1 root root 44753 Jul 15 17:29 config-2.4.20-19.9
-rw-rw-r-- 1 root root 151260 Jul 30 07:20 initrd-2.4.20-19.9smp.img
-rw-rw-r-- 1 root root 149923 Jul 30 07:21 initrd-2.4.20-19.9.img
-rw-r--r-- 1 root root 1219232 Aug 18 11:44 vmlinuz-2.4.20-20.9smp
-rw-r--r-- 1 root root 3660682 Aug 18 11:44 vmlinux-2.4.20-20.9smp
-rw-r--r-- 1 root root 548510 Aug 18 11:44 System.map-2.4.20-20.9smp
-rw-r--r-- 1 root root 15438 Aug 18 11:44 module-info-2.4.20-20.9smp
-rw-r--r-- 1 root root 44805 Aug 18 11:44 config-2.4.20-20.9smp
-rw-r--r-- 1 root root 1133880 Aug 18 11:57 vmlinuz-2.4.20-20.9
-rw-r--r-- 1 root root 3212677 Aug 18 11:57 vmlinux-2.4.20-20.9
-rw-r--r-- 1 root root 522578 Aug 18 11:57 System.map-2.4.20-20.9
-rw-r--r-- 1 root root 15438 Aug 18 11:57 module-info-2.4.20-20.9
-rw-r--r-- 1 root root 44753 Aug 18 11:57 config-2.4.20-20.9
-rw-rw-r-- 1 root root 151647 Aug 20 22:45 initrd-2.4.20-20.9smp.img
lrwxrwxrwx 1 root root 19 Aug 20 22:46 vmlinuz -> vmlinuz-2.4.20-20.9
lrwxrwxrwx 1 root root 23 Aug 20 22:46 module-info -> module-info-2.4.20-20.9
-rw-rw-r-- 1 root root 149151 Aug 20 22:46 initrd-2.4.20-20.9.img
drwxr-xr-x 2 root root 4096 Aug 20 22:46 grub
lrwxrwxrwx 1 root root 25 Aug 22 09:05 System.map -> System.map-2.4.20-20.9smp
-rw-r--r-- 1 root root 0 Sep 4 22:22 Boot_files