Grocott & Ward, comps. Grocott’s Familiar Quotations, 6th ed. 189-?.
Halcyon
Alcedonia—days of calm.
Riley’s Plautus, Vol. II. Page 306, where see an amusing note on this title; quoting Ovid’s Met., Book XI. Line 744.
Birds of calm sit brooding on the charmed wave.
Milton.—Odes, Hymn on the Nativity.