Letter - Mrs. Olive Diefenbaker to Sean O'Sullivan, 6 December 1966

A handwritten letter from Olive Diefenbaker to Sean O'Sullivan, 6 December 1966. Mrs. Diefenbaker remarks about a phone call she received from a Hamiltonian who had met O'Sullivan at "the Convention" and had "'tried to help him over his disillusion"'. Mrs. Diefenbaker took offense to the comments and responded to the individual "I wouldn't worry about Sean. He is mature and wise, and will think his way through like the rest of us".

Letter - John Diefenbaker to Sean O'Sullivan, 5 July 1968

A letter from John Diefenbaker to Sean O'Sullivan following the election in 1968. Diefenbaker thanks O'Sullivan for his work for the Diefenbaker campaign in Prince Albert. He also mentions that O'Sullivan has "a knowledge of political issues that is amazing".

Photograph - J. Diefenbaker, Keith Marten, Sean O'Sullivan, Lee Richardson

A photograph of J. Diefenbaker, Keith Marten, Sean O'Sullivan and Lee Richardson. The photograph is undated. It is included in a photo book in honour of John G. Diefenbaker's 80th birthday.

Letter - Victor K. Copps to Sean O'Sullivan, 9 December 1963

A letter from Hamilton Mayor, Victor K. Copps, stating that he received a letter from Mr. O'Sullivan inviting him to a show at his school. Mr. O'Sullivan would have been about 11 years at the time. The Mayor plans to attend the show at his school and thanks Mr. O'Sullivan for the invitation.

Letter - Sean O'Sullivan to John G. Doherty, 28 April 1975

A letter from Sean O'Sullivan to John G. Doherty, editor of The Spectator, 28 April 1975. The letter includes comments from O'Sullivan regarding the direction of the Progressive Conservative Party.

Sean O'Sullivan Speaks Out Speech, 28 October 1970

A speech given by Sean O'Sullivan, 28 October 1970, at the Annual Meeting of the Fort Erie Progressive Conservative Association. He was President of the Ontario Young Progressive Conservative Association at the time and chose to speak out on his personal position against Marijuana.

Letter - Ian Green to Sean O'Sullivan, July 1977

A correspondence between Ian Green and Sean O'Sullivan from July 1977. The first letter is from 4 July 1977 from Sean O'Sullivan, titled "The Nation's Business". He requests a discussion about "Caucus morale". O'Sullivan requests that Joe Clark individually acknowledge members of the party and say "a few words about how proud he is of the men and women who form the P.C. Caucus, and how well they represent the country--moreover, how well they are prepared to help form the next Government." A response from Ian Green (Legislative Assistant) is positive and he forwards the memo to Jodi White, Director of Communications.

Letter - Sean O'Sullivan to Richard Nixon, 20 December 1975

A brief letter from Sean O'Sullivan to Richard Nixon, 20 December 1975. O'Sullivan thanks Nixon for a meeting they had in San Clemente, California. O'Sullivan remarks "It is my hope that the future will permit us to work towards the goal of a lasting Peace -- a goal to which you have already made such an outstanding contribution".

Correspondence - Sean O'Sullivan with Robert L. Stanfield, 1974

A correspondence between Robert L. Stanfield and Sean O'Sullivan regarding the future of the St. Lawrence Seaway and the Great Lakes. In the first letter, Mr. Stanfield requests to hear about O'Sullivan's progress. The second letter is from O'Sullivan with an update of his assignment. The third letter is from Mr. Stanfield thanking O'Sullivan for his work thus far and acknowledging the difficulties of such a project.

Letter - Cal Cavendish to Sean O'Sullivan, 25 May 1975

A letter from Cal Cavendish of Cavenidish Country in Calgary, Alberta. Cavendish has written a song about former prime minister R. Honourable John Diefenbaker. He has included the lyrics to his song. A few of the lyrics: "...Well it took a little while, but he reached his destiny, He was right, he was wrong, but he ran this big country. He didn't waste much time when he had a job to do, He worked the House of Commons like a prairie thrashing crew. Good old John, we heard you John, when a man got paid for the job when the job got done."

Re-election pamphlet - Sean O'Sullivan for Hamilton-Wentworth, 1974

A pamphlet for re-election for Sean O'Sullivan, Hamilton-Wentworth, 1974. Included photographs of Sean O'Sullivan and quotes from several newspapers.

Letter - John Diefenbaker to Sean O'Sullivan, 10 September 1965

A letter from John Diefenbaker, 10 September 1965. It reads "I was delighted with your letter. Your loyalty is surpassed only by your enthusiasm. I hope all of our friends will work as hard as I know you will, and if so, we cannot fail. Keep up the good work, and I will look forward to seeing you during the campaign. With very best wishes"

The Spirit of Hope: Research Centre Named in Honour of Father Sean O'Sullivan

An article in "Community Contact" (a publication by St. Joseph's Hospital, St. Joseph's Community Health Centre, and St. Joseph's Health Care Foundation) discussing the naming of the Father Sean O'Sullivan Research Centre. The article describes the time Father Sean spent at the hospital and his battle with leukemia.

Father Sean O'Sullivan Ordination Invitation

An invitation to the ordination of Father Sean O'Sullivan, October 1981. The ordination took place at St. Michael's Cathedral in Toronto, 3 October 1981. His first Mass of Thanksgiving took place the next day at St. John's Church in Toronto.

Photograph - Father Sean O'Sullivan

A photograph of Father Sean O'Sullivan. n.d.