The fonds consists of records Telfer created or received during the time that she spent as a teacher at residential schools. The materials donated by Telfer include correspondence, essays, schedules, programmes, ephemera notes and a significant number of photographs. These records are primarily related to the the Morley Residential School, the Coqualeetza Residential School and the Port Alberni Residential School, as well as the Nakoda (Stoney) Nation.

Audio recording of word lists and phrases from T'aat'aaqsapa illustrated cultural dictionary, book 1 (titled "Our world"). The text and audio were created for the Nuu-chah-nulth Tribal Council, and recorded in Port Alberni. Lily Michaels provides Nuchatlaht (Nuchahtlaht, or Nuuchatlath) pronunciations of terms, and Julia George provides Ehattesaht (?iih?atisath?) pronunciations. Page numbers from the 1989 version are provided.

Audio recording of word lists and phrases from T'aat'aaqsapa illustrated cultural dictionary, book 2 (titled "Our ways"). The text and audio were created for the Nuu-chah-nulth Tribal Council, and recorded at Port Alberni. Ambrose Maquinna provides Mowachaht (Muwachat) pronunciations of terms, while Martin Charles and his wife Cecilia Tate Charles provide Nitinaht (Ditidaht, Nitinat, or Nitinath) pronunciations. Page numbers from the 1989 version are provided.