$ sudo apt-cdrom --cdrom /media/soneil/Ubuntu\ 14.04.1\ LTS\ amd64/ add
Using CD-ROM mount point /media/soneil/Ubuntu 14.04.1 LTS amd64/
Unmounting CD-ROM...
Waiting for disc...
Please insert a Disc in the drive and press enter 
Mounting CD-ROM...
Identifying... [46d326319bab1d92217eeac1575325c4-2]
Scanning disc for index files...
Found 4 package indexes, 0 source indexes, 0 translation indexes and 1 signatures
This disc is called: 
'Ubuntu 14.04.1 LTS _Trusty Tahr_ - Release amd64 (20140722.2)'
Copying package lists...gpgv: Signature made Tue 22 Jul 2014 23:36:14 IST using DSA key ID FBB75451
gpgv: Good signature from "Ubuntu CD Image Automatic Signing Key <cdimage@ubuntu.com>"
Reading Package Indexes... Done
Writing new source list
Source list entries for this disc are:
deb cdrom:[Ubuntu 14.04.1 LTS _Trusty Tahr_ - Release amd64 (20140722.2)]/ trusty main restricted
Unmounting CD-ROM...
Repeat this process for the rest of the CDs in your set.