...The sun had gone, but abovethe crooked back of cumulus clouds, dark and pink with radiance, and onthe other sky aloft to the eastward piled the gorgeous-curtained mistsof evening... 
W. E. B. Du Bois 「Darkwater」
...Therewere no changes of weather in them, no rain clouds or fair-weatherclouds, nothing but various shapes of the cumulus or cirrus, introducedfor the sake of light on the deep blue sky...
John Ruskin 「Lectures on Architecture and Painting」
...Nukharin flew high despite the masses of cumulus cloud whichfrequently reduced visibility to zero...
Victor Rousseau 「Astounding Stories of Super-Science January 1930」
...At noon, nimbus, and some rain, tantalised us withthe hope of a change; but the sky drew up into clouds of cumulus by theevening...
Thomas Mitchell 「Journal of an Expedition into the Interior of Tropical Australia」
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