Correspondence sub-series (volumes 31-104), 1984-2000 is arranged in 8 sub-sub series:
1: Personal correspondence in alphabetical order, 1984-1999, volumes 31-43: this sub-sub series contains correspondence from friends and V.I.P.
2: Personal correspondence personnelle in alphabetical order of country, 1984-1999, volumes 44-45: this sub-sub series contains greetings cards and administrative correspondence about P.E. Trudeau travels.
3: Personal correspondence in chronological order, 1984-1999, volume 46 to volume 55, file 8. This correspondence was filed in the category "personal" par the secretaries of P.E. Trudeau. Within each year the letters were filed in alphabetical order.
4: Invitations and requests in subject and chronological order, 1984-1998, volume 55 file 9 to volume 65: from de 1984: this sub-sub series includes: social personal invitations, 1984-1998, invitations to public events and seminars 1984-1990, invitations to speak, 1984-1991, invitations to write, 1984-1989, request of interviews, 1984-1991, request of photos 1989-1992; after 1992, a large part of the requests and invitations was put in the general correspondence files (volumes 90-97).
5: Greetings: sympathy, congratulations, birthday, Christmas etc... (subject and chronological order, 1984-1999, volumes 66-71: this sub-sub series contains cards and letters received by P.E. Trudeau and copies of greetings sent by him.
6: Correspondence received with replies sent by secretaries using form letters in chronological order 1985-1991, volumes 72-81: the form letters were used to refuse request and invitations.
7: General correspondence in chronological order, 1984-1999, volumes 82-97: this correspondence was filed in the category "general" par the secretaries of P.E. Trudeau; from 1984 to 1991 the letters were filed by month, after 1992, within each year the letters were filed in alphabetical order.
8: Day-to-day correspondence sent in chronological order; there are copies of letters signed by P.E. Trudeau each day.