...And if size is anyindication of power, the great tail, which obviouslyended in flukes like those of a whale,must have been capable of propelling the beastat a speed of twenty or thirty miles an hour... 
Frederic A. Lucas 「Animals of the Past」
...Almost all the propelling agencies employedin navigation undergo this loss of labor, which depends on the mobilityof the point d' appui...
Alpheus Spring Packard 「Our Common Insects」
...By a syringe-like apparatus lodged inthe end of the body, it discharges a stream of water for a distance oftwo or three inches behind it, thus propelling the insect forwards...
Alpheus Spring Packard 「Our Common Insects」
...There wereno other distinct fins, and its sole propelling power seemedto be its two lateral extremities, which became very flat andthin towards the point...
Various 「Natural History in Anecdote」
...Then it sprang, propelling itself not only by its legs, but by theviolent ejection of a little stream of water from the powerfulbreathing-valves near its tail...
Charles G. D. Roberts 「The Watchers of the Trails」
...In ItalyChristianity was the propelling force of the wave...
John C. Van Dyke 「A Text-Book of the History of Painting」
...I presume the writer meanton propelling rocket planes...
Various 「Astounding Stories, May, 1931」
...These threshed thewater in a sort of breast-stroke, propelling the body forward...
Various 「Astounding Stories of Super-Science September 1930」
...Mado laughed as he started the generators of the propelling energy...
Various 「Astounding Stories of Super-Science, November, 1930」
...The propelling grid flashed blue flame in a vast, crashing flame...
William Fitzgerald Jenkins 「The Fifth-Dimension Tube」
...He aimed at no man, but the propelling grids were large...
William Fitzgerald Jenkins 「The Fifth-Dimension Tube」
...Also he had the captured planes from Rahn refitted for flight by replacing their smashed propelling grids...
William Fitzgerald Jenkins 「The Fifth-Dimension Tube」
...The guard had him by the shoulder, was propelling him withungentle paws toward the exit...
Nat Schachner 「Slaves of Mercury」
...It was a cylindricalprojectile, with stream-fluorescence propelling it upward, an unusualform of spaceship...
Raymond King Cummings 「Wandl the Invader」
...The real force needed isnot a propelling but a deflecting force...
Oliver Lodge 「Pioneers of Science」
...Kepler tried to establish some propelling force emanatingfrom the sun, like the spokes of a windmill...
Oliver Lodge 「Pioneers of Science」
...Excessive or extra tides may be produced occasionally in any placeby the propelling force of a high wind driving the water towards theshore; also by a low barometer, i...
Oliver Lodge 「Pioneers of Science」
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