THERE’S BIG-LEAGUE AIR TRANSPORT HISTORY in the making across the Canadian border these days. Most of it is as hard to believe as a phone call on April Fools’ Day telling you you’ve just won the Sweepstakes. At least it is just about that incredible if you have been brought up on the trial-and-error, rush-it-through tradition of our own air lines.

AMONG THE MANY ITEMS of airplane performance which seem to be growing in importance is that dealing with the landing characteristics of such craft. Only recently the Department of Commerce sounded a note of warning concerning the likelihood of many large airports being removed from the regular scheduled stops of the major airlines.