- CA ON00239 F2017-S1-f72
- Unidad documental compuesta
- n.d.
Parte deAl Purdy fonds
Typed letter(s) signed by the author, Typed letter(s) signed by the author with typescript attachment, Typed letter(s) lacking signaturewith Typed letter(s) signed by the author (photcopy) attachment, Typed letter(s) lacking signature(carbon copy).