Agent E has suggested that we storm the New York Public Library with requests to film Macbeth for the archives. So it is the 11th hour, but what do we have to lose?
Here are the generic contact details:
Dorothy and Lewis B. Cullman Center
40 Lincoln Center Plaza
New York, N.Y. 10023-7498
Phone: (212) 870-1630
And e-mails for relevant collections - tis always more effective to write to real people rather than generic addresses. Their phone numbers are at the above link.
firstname.lastname@example.org (Theatre Collection)
email@example.com (Robert Taylor, curator of the Theatre Collection)
firstname.lastname@example.org (Patrick Hoffman, director of Theatre on Film and Tape Archive)
The Real Thing can be seen at NYPL's archives as well as a tape from the Neil Simon benefit.