air-currents

And this Underground Country had its own winds and air-currents; so that, to my memory, it was in no ways connected to the monstrous air-shafts of the Pyramid; but in this I may be mistaken; for it has not been given to me to know all that is to be known concerning that vast Redoubt; nor by any one man could so much knowledge be achieved.

The Night Land 2007

Their summits are not safe places for scientific experiment on the principles of air-currents, as Knight had now found, to his dismay.

A Pair of Blue Eyes 2006

But our travellers had scarcely the time to catch even this glimpse of it, for, with the fickleness that characterizes the air-currents of this region, a contrary wind suddenly swept them some forty miles over the surface of Lake Tchad.

Five Weeks in a Balloon 2003

As the eagle, she had learned entirely new things about flying and wind and air-currents; feathers behaved in a manner altogether unlike membranous wings.

The Elvenbane Lackey, Mercedes 1991

Further, the climate being very warm, there was not -- except in the possession of a hundred men whose business took them on visits to islands lying outside of the crater-warmed air-currents -- a heavy wrap of any kind, such as overcoat, cloak, or shawl, in the entire city.

A Strange Discovery Charles Romyn Dake

Low, distant islands rose to perpendicular bluffs, distorted by the wavering air-currents; other islands appeared directly above the first, and came down to join them.

Jim Spurling, Fisherman or Making Good Albert Walter Tolman

Nay, those huge forests that overspread great continents have built themselves up mainly from the air-currents with which they are always battling.

The Atlantic Monthly, Volume 03, No. 17, March, 1859 Various

Their first warning of trouble came with the stoppage of the air-currents that supplied them with the very breath of life.

Derrick Sterling A Story of the Mines Kirk Monroe

Young's fourth hypothesis is therefore in perfect harmony with his oft-quoted simile, that the Aether flows through the interstices of bodies as the wind flows through a group of trees, but like the air-currents it does not so flow unless the currents are generated by some form of energy, as heat or light, electricity or magnetism.

Aether and Gravitation William George Hooper

She was conducted before mid-day, guarded by eight hundred spearmen, to a platform of prodigious height, constructed of wooden billets supported by occasional walls of lath and plaster, and traversed by hollow spaces in every direction for the creation of air-currents.

Journeys Through Bookland, Vol. 4 Charles Herbert Sylvester