Here are some resources…

The DUCK logo: use this one and not anything else, with different fonts etc. Read a sales book for the importance of consistent strong branding. Or just use this one like hell.

The 1964 incident. I believe the engineering students were given amnesty in return for the secret of how it was done.

A nice wee image ideal for online use

Thanks, College

A sample letter of thanks to your college after DUCK week

Well, I hope that helps!