An invitation from the Internet Archive (the event is free anyway, but now you surely know):

On 10/17/2013 05:12 PM, Alexis Rossi wrote:

(...) we'd mostly just like to make sure that everyone in your community is invited to attend a celebration at our headquarters in San Francisco next week. The invitation (and a link to RSVP) are at http://blog.archive.org/2013/10/02/invitation-oct-24th/

From the URL above:

October 24, 2013 Free Admission, Donations Welcome 6pm – 7pm : Cocktails and Reception 7pm – 8pm : Announcements 300 Funston Ave., San Francisco CA 94118 415-561-6767

Please RSVP - we don’t want to run out of wine!