Examples of metaphors used in The Legend of Sleepy Hollow by Washington Irving?

Various examples of metaphors in The Legend of Sleepy Hollow are as follows;

From hence the low murmur of his pupil's voices, conning over their lessons, might be heard of a drowsy summer's day, like the hum of a bee-hive. . . .

I would not have it imagined, however, that he was one of those cruel potentates of the school, who joy in the smart of their subjects. . . .

"it was but a blast sweeping sharply through the branches"

"His Instrument was as old and as battered as himself."