On the main line from Euston, freer movement of traffic will be secured by flyovers at Bletchley and Rugby. 1959 August 14, “Re-Appraisal of the Modernisation of British Railways”, in Railway Magazine, page 522:
In brief, the freer the competition, the unfreer the man. 1950, Henry Pratt Fairchild, The Prodigal Century, page 223: