Army (Prince Frederick Charles) moved off in echelon from left to right, the I.
The echelon and interferometer serve only a limited purpose, but must be called into action when the detailed structure of lines is to be examined.
The Altai, the still unnamed complex of the Minusinsk Mountains, the intricate mountain-chains of Sayan, with those of the Olekma, Vitim and Aldan all arranged en echelon - the former from N.W.
In the United States and elsewhere engines drawing behind them a number of ploughs, arranged in echelon and taking perhaps The sub-soil plough has the beam and body but not the mould-board of an ordinary plough.
One of the most interesting examples is that furnished by the green mercury line, which when examined by a powerful echelon spectroscope splits up into a number of constituents which have been examined by several investigators.
Hence it consists (1) partly of ranges, mostly snow-capped, which stretch from south-west to north-east, and which in several cases terminate en echelon on the verge of the desert, and (2) partly of ranges which strike away from the above at various angles, but in a predominantly north-western direction.
The country immediately south of the Terskei Ala-tau consists " of broad, shallow basins running east and west in en echelon pattern, and lying at 10,000 ft.
The military posts were drawn up in echelon along the frontier of the desert, especially along the southern slopes of the Aures, as far as Ad Majores (Besseriani), and on the Tripolitan frontier as far as Cydamus (Ghadames), forming an immense arc extending from Cyrenaica to Mauretania.
Delivered in three echelons, these final attacks were repulsed, the first echelon by Colin Halkett's British Brigade, a Dutch-Belgian battery, and a brigade of Chasse's Dutch-Belgian division; the second and third echelons by the Guards, the 52nd, and the Royal Artillery.
On the I3th the advance began in echelon of brigade squares from the left.
On the 27th the Bulgarian wheel began, but instead of its being carried out on a fixed pivot, the pivot itself was allowed to advance eastward, so that, instead of presenting a united line, the Bulgarians formed a loose echelon, left in advance, which led to successive instead of simultaneous engagements.
Michelson's ingenious echelon grating constitutes a realization in an unexpected manner of what was thought to be impracticable.
C. An echelon grating.