As one who has been engaged for nearly forty years in working up the materials for a monograph on clouds, I suppose I deserve the name of a “specialist in clouds” as much as any one. Yet I decline, ...

IN an essay on the “Modifications of Clouds, read to the Askesian Society in 1802, Howard first proposed his classification of clouds, which has since been the generally received authority on the ...

Classification of clouds: Based upon the heights of their bases above ground, three general cloud types are recognized: low (stratus, cumulus); middle (altocumulus, altostratus); high (cirrus). Today ...