...Aroused by the drone of the generator andwhat it signified, the giant had floundered up from the floor and nowcame clutching blindly for him... 
Various 「Astounding Stories, August, 1931」
...The drone of the motor was barely audible inthe closed cabin and did not interfere...
Various 「Astounding Stories, August, 1931」
... “Useless as a drone, and as dangerous, too,” fretted his father...
Vicente Blasco Ibanez Charlotte Brewster Jordan 「The Four Horsemen of the Apocalypse」
...The drone grew louder, and, looking up, I could see the enemy planes flying ina beautiful formation, very leisurely as it seemed, with all London at theirmercy...
John Buchan 「Mr. Standfast」
... What with the light andthe warmth, the drone of the water, the silence of the folk, and mymental and physical stress, I grew drowsy and all but slept...
John Buchan 「Prester John」
... The drone of the reader hushed...
W. E. B. Du Bois 「The Quest of the Silver Fleece」
...She heard neither the drone of the spellers nor did she hear Miss Taylor say, "Zora!" She heard and saw none of this...
W. E. B. Du Bois 「The Quest of the Silver Fleece」
...Then came the long drone and sing-song of the preacher with its sharp wilder climaxes and the answering "amens" and screams of the worshippers...
W. E. B. Du Bois 「The Quest of the Silver Fleece」
...The night was heavily overcast; and, except forthe low drone of distant tree-toads and crickets,it was deathly silent...
Albert Payson Terhune 「Lad: A Dog」
...The new-born queen takesher marriage flight high in the air with a drone, and on her returnundertakes the management of the hive, and the duty of laying eggs...
Alpheus Spring Packard 「Our Common Insects」
...The honey-beehas its enemies; the toads and tree-frogs feed uponit, and the kingbird captures the slow drone...
John Burroughs 「Ways of Nature」
...This may indicate a drone or a queen beethat takes no active part in the work of gathering honey or making comb...
Alfred M. Tozzer and Glover M. Allen 「Animal Figures in the Maya Codices」
...He was not the man to prosecute such a work as was to be done atBurgh; "he lived even as a drone in a hive; as the drone eateth anddraggeth forward to himself all that is brought near, even so didhe...
W.D. Sweeting 「The Cathedral Church of Peterborough」
...or a long time no one in the earth-borer spoke—didn't even tryto—for though the thunder of the disintegrators was muted, inside, toa steady drone, conversation was almost impossible...
Various 「Astounding Stories, April, 1931」
...She spoke to him, but he could not understand her for the drone in hisears, and when he spoke to her it was the same...
Various 「Astounding Stories, April, 1931」
...Faintly, above the purring drone of the motor, I heard Ray Summers'shout...
Various 「Astounding Stories, April, 1931」
...was about tobe offered as a sacrifice to some hideous, pagan god? Nonsense! He'dwake up in a minute and hear the drone of a ship on the line...
Various 「Astounding Stories, March, 1931」
...None saw the three in the doorwayuntil a roar split the drone of worship...
Various 「Astounding Stories, July, 1931」
...The bacteriologist heard a steady, humming drone, like a swarm ofangry bees—felt a peculiar, soothing warmth about his head; and thenhe slept...
Various 「Astounding Stories of Super-Science, November, 1930」
...There was a faint,humming drone in his ears; after a moment this was replaced by a loudcrackling—and the knowledge of the man from Venus was becoming hisown...
Various 「Astounding Stories of Super-Science, November, 1930」
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