File consists of two photocopied clippings of articles; "Good display plus power of promotion sells complete office installations" by Phyllis Mitchell in the June 1962 Canadian Stationer & Office Equipment Deal p. 10-11 & 30 and "Muirheads a Family Affair Plus" by John Sturtridge in the May 1993 The Downtowner Herald p. 10

Fonds consists of material relating to J. Cooke Concrete and to William Jacob Cooke, and includes deeds and other legal documents relating to lands; correspondence; ephemera; news clippings; maps and plans; notes on biographical and administrative history; photographs; and artifacts.

Series consists of correspondence pertaining to the Heit family.

Series consists of correspondence addressed to Diana Mulcahey.

Series consists of letters written by William J. Cooke and others in support of the Trillium Award for the Aldershot community.

File consists of Muirheads' correspondence including a memo and a fax.

File consists of a letter and envelope sent to Diana Mulcahey from the Office of the Mayor in Sudbury, Ontario.