18 FEBRUARY 1944, Page 14

SIR,—In his very interesting article on Canada on p. 118

of your issue of February 11th Mr. Basil Wright tells of "a world which is busily revising all its map-projections to meet new facts of global strategy." He then says "Canada lies exactly between two great world Powers—the U.S.A. to the south and the U.S.S.R. to the north." This is "revision of map projection," with a vengeance. Has Mr. Wright been using a polar projection map with the North Pole at the central point, and perhaps momentarily forgetting that with such a map the ordinary compass bearings do not apply? Surely the land masses of the U.S.S.R. bear westward from Canada, even though you can fly across the polar regions