Disk geometry for /dev/hda: 0.000-39205.687 megabytes
Disk label type: msdos
Minor    Start       End     Type      Filesystem  Flags
1          0.031  37730.786  primary   ext3        boot
2      37730.786  39205.502  extended
5      37730.817  39205.502  logical   linux-swap
Information: Don't forget to update /etc/fstab, if necessary.

here is the grub menu for both drives 

## ## End Default Options ##

title		Ubuntu, kernel 2.6.12-10-386 
root		(hd0,0)
kernel		/boot/vmlinuz-2.6.12-10-386 root=/dev/hda1 ro quiet splash
initrd		/boot/initrd.img-2.6.12-10-386
savedefault
boot

title		Ubuntu, kernel 2.6.12-10-386 (recovery mode)
root		(hd0,0)
kernel		/boot/vmlinuz-2.6.12-10-386 root=/dev/hda1 ro single
initrd		/boot/initrd.img-2.6.12-10-386
boot

title		Ubuntu, kernel 2.6.12-9-386 
root		(hd0,0)
kernel		/boot/vmlinuz-2.6.12-9-386 root=/dev/hda1 ro quiet splash
initrd		/boot/initrd.img-2.6.12-9-386
savedefault
boot

title		Ubuntu, kernel 2.6.12-9-386 (recovery mode)
root		(hd0,0)
kernel		/boot/vmlinuz-2.6.12-9-386 root=/dev/hda1 ro single
initrd		/boot/initrd.img-2.6.12-9-386
boot

title		Ubuntu, kernel 2.6.12-8-386 
root		(hd0,0)
kernel		/boot/vmlinuz-2.6.12-8-386 root=/dev/hda1 ro quiet splash
initrd		/boot/initrd.img-2.6.12-8-386
savedefault
boot

title		Ubuntu, kernel 2.6.12-8-386 (recovery mode)
root		(hd0,0)
kernel		/boot/vmlinuz-2.6.12-8-386 root=/dev/hda1 ro single
initrd		/boot/initrd.img-2.6.12-8-386
boot

title		Ubuntu, memtest86+
root		(hd0,0)
kernel		/boot/memtest86+.bin  
boot

### END DEBIAN AUTOMAGIC KERNELS LIST

# This is a divider, added to separate the menu items below from the Debian
# ones.
title		Other operating systems:
root


# This entry automatically added by the Debian installer for an existing
# linux installation on /dev/hdb1.
title		Libranet GNU/Linux, kernel 2.4.21 (on /dev/hdb1)
root		(hd1,0)
kernel		/boot/vmlinuz-2.4.21 root=/dev/hdb1 ro hdc=scsi hdd=scsi 
savedefault
boot


# This entry automatically added by the Debian installer for an existing
# linux installation on /dev/hdb1.
title		Libranet GNU/Linux, kernel 2.4.21 (single user mode) (on /dev/hdb1)
root		(hd1,0)
kernel		/boot/vmlinuz-2.4.21 root=/dev/hdb1 ro hdc=scsi hdd=scsi single 
savedefault
boot


# This entry automatically added by the Debian installer for an existing
# linux installation on /dev/hdb1.
title		Memory Test (on /dev/hdb1)
root		(hd1,0)
kernel		/boot/memtest86.bin  
savedefault
boot