Page:Literary pilgrimages of a naturalist (IA literarypilgrima00packrich).pdf/258

 lullaby that as surely sings to sleep as does the cadenced sorrow of the wind in the pines or the minor murmur of a mountain brook, intermittently tossed over the hill by the night breeze. Often at nightfall the "clackety clack, cow, cow, cow" of the yellow-billed cuckoo sounds through the Chocorua woods, as if a lanternless watchman were making his rounds and sounding the hour with his rattle. Often, too, some songbird will rouse from sleep as if he heard the cuckoo watchman, going his rounds, pipe him a sleepy bar or two of his day song, notes strangely vivid in the perfumed darkness, then drowse again with the melody half finished. But of all these the whip-poor-wills are most persistent and loudest. They greet the dusk with antiphonal chant, and when they finally follow the shadows to rest in the darkest wood the choir of day takes their silence for its matin bell.

Something of Bolles's purity of diction and sweet content in the gentle joy of life in the fields and woods, the sapphire cadences of distant mountain peaks and the chrysoprase tremolo of young leaves, seems to have come from the song of the