I don't know how, I was not able to decipher an encrypted email using my B24B7BA4 key for my ksu email address. Ultimately after trying hard, I had to give up and revoke the key. Below is the revocation certificate.

-----BEGIN PGP PUBLIC KEY BLOCK-----
Version: GnuPG v1.4.2 (GNU/Linux)
Comment: A revocation certificate should follow

iFQEIBECABQFAkUC6bUNHQBiYWNrdXAgY29weQAKCRBfZ6RPskt7pBPMAKCQYyW2
t0pxGpsdltxqtp2nVZfmCwCgmwddV8CYArfb7iKc4qu1b85id+w=
=dxo2
-----END PGP PUBLIC KEY BLOCK-----

My new PGP public key is: 1024D/B0697E48 2007/05/18 Amit Gud <gud@ksu.edu>