EN 
| Letter | Year |
|---|---|
| September 1971 – VOL. 52, NO. 9 – A Salute to People of Courage | September 1971 |
| August1971 – VOL. 52, No. 8 – Conserving Canada’s Wildlife | August 1971 |
| July 1971 – VOL. 52, NO. 7 – Writing for All Occasions | July 1971 |
| June 1971 – VOL. 52, NO. 6 – Canada’s Cultural Riches | June 1971 |
| May 1971 – VOL. 52, NO. 5 – System and Order | May 1971 |
| April 1971 – VOL. 52, No. 4 – Standing on Your Own Feet | April 1971 |
| March 1971 – VOL. 52, NO. 3 – What Use is the Census? | March 1971 |
| February 1971 – VOL. 52, NO. 2 – Science for Pleasure | February 1971 |
| January 1971 – VOL. 52, NO. 1 – To Become a Manager | January 1971 |
| December 1970 – VOL. 51, NO. 12 – On Coping with Change | December 1970 |