"Authorized for use in the Schools of Manitoba, authorized for use in the Schools of British Columbia, authorized for use of Model School Students' of Ontario"
"Report is the result of four years' consideration and debate by the Science Council's Committee on Canada's Scientific and Technological Contribution to World Food Supply."--Pref
This is Canada : history, geography, and citizenship correlated, based on the elementary school curriculum for Saskatchewan grades V and VI "A" and "B" courses