Army (Prince Frederick Charles) moved off in echelon from left to right, the I.
Shoe shiners are still common there, forming a lower echelon in the economy.
But for all that the magic still bathes its heady glow across the land and our world is echelon, Atlantis Echelon.
Double furrow or multiple ploughs are a combination of two or more ploughs arranged in echelon so as to plough two or more furrows.
For the study of Zeeman effects (see Magneto-Optics) the echelon seems specially adapted, while the great pliability of 'Fabry and Perot's methods, allowing a clear interpretation of results, is likely to secure them permanently an established place in measurements of precision.