She often looked at them dreamily when she went there for a certain purpose and felt her own arms that were white and soft just like hers with the sleeves back and thought about those times because she had found out in Walker’s pronouncing dictionary that belonged to grandpapa Giltrap about the halcyon days what they meant.
It was Gerty who turned off the gas at the main every night and it was Gerty who tacked up on the wall of that place where she never forgot every fortnight the chlorate of lime Mr Tunney the grocer’s christmas almanac, the picture of halcyon days where a young gentleman in the costume they used to wear then with a threecornered hat was offering a bunch of flowers to his ladylove with oldtime chivalry through her lattice window.
) THE HALCYON DAYS: Mackerel!
(Halcyon days, high school boys in blue and white football jerseys and shorts, Master Donald Turnbull, Master Abraham Chatterton, Master Owen Goldberg, Master Jack Meredith, Master Percy Apjohn, stand in a clearing of the trees and shout to Master Leopold Bloom.
There are no more uses of "halcyon" in the book.
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It was used for more things than family reunions, however: Negroes played basketball there, the Klan met there in its halcyon days, and a great tournament was held in Atticus’s time in which the gentlemen of the county jousted for the honor of carrying their ladies into Maycomb for a great banquet.
Harper Lee -- Go Set a Watchman
This is a little exhibition we used to tour around the Continent back in the halcyon days.
Ransom Riggs -- Miss Peregrine’s Home for Peculiar Children