Peel 10567.73: Manitoba Telephone System. Radio Branch. Manitoba calling. Winnipeg: Manitoba Telephone System, v.7 no.1 (). .
![Page image](/www/peelbib/10567.73/pages/4/Pg004.png)
Peel 10567.73: Manitoba Telephone System. Radio Branch. Manitoba calling. Winnipeg: Manitoba Telephone System, v.7 no.1 (). .