Deadlines - easy to copy and paste.
Issue        Space Deadline       Copy Deadline   Camera Ready Deadline        On sale
Jan '12          Nov 3                    Nov 4                   Nov 8                       Dec 1
Feb '12         Nov 24                   Nov 28                 Dec 1                       Jan 5
Mar '12         Jan 5                     Jan 9                    Jan 11                      Feb 2
Apr '12         Feb 2                    Feb 6                    Feb 8                       Mar 1
May '12        Mar 8                     Mar 12                  Mar 14                     Apr 5
June '12       Apr 3                     Apr 5                   Apr 11                     May 3
July '12         May 8                    May 10                 May 14                    June 7
Aug '12        June 7                   June 11               June 13                    July 5
Sept '12       July 5                     July 9                   July 11                    Aug 2
Oct '12        Aug 8                     Aug 10                 Aug 14                   Sept 6
Nov '12        Sept 6                   Sept 10                Sept 12                   Oct 4
Dec '12         Oct 4                    Oct 8                    Oct 10                   Nov 1
Jan '13          Nov 8                   Nov 12                  Nov 14                   Dec 6