GS MISC 979 is now available as a PDF from the Church of England website. The cover page says:
THE ROMAN CATHOLIC ORDINARIATE OF OUR LADY OF WALSINGHAM
SOME QUESTIONS AND ANSWERS ON THE LEGAL IMPLICATIONS FOR THE CHURCH OF ENGLAND
I attach for the information of Synod members some Questions and Answers on legal issues relating to the implications for the Church of England of the Ordinariate of Our Lady of Walsingham which has been established within the Roman Catholic Church by the Pope.
They have been prepared by the Legal Office and Provincial Registrars and circulated to diocesan bishops, chancellors and registrars.