Item is a picture of a factory complex and mill stream.

Sous-fonds consists of photographs and various textual material mostly pertaining to Jack Heit's employment and involvement in Mine Rescue.

Sous-fonds consists of correspondence addressed to Diana Mulcahey.

Series consists of photographs relating to the Heit family.

Series consists of correspondence pertaining to the Heit family.

Series consists of typed and handwritten rough drafts of various chapters of the book Azilda, "comme je l'ai connu : document historique 1890 à 1972." These chapters all involved education and three photocopied newspaper clippings are also included as inserts in the rough drafts.

Series consists of seven photographs and two annotated colour photocopies of a picture of Azilda.