Douglas Harper's Etymology Dictionary
Usage examples of "pole-star".
It was freezing very sharply and was very cold, and I was making up my mind to steer all night for the pole-star, much fearing that I should be brought up by one of the affluents of the Platte, or that Birdie would tire, when I heard the undertoned bellowing of a bull, which, from the snorting rooting up of earth, seemed to be disputing the right of way, and the pony was afraid to pass.
No universal intuition prompts to a form of ritual as acceptable to God, but the moral sense of all the race points unswervingly to the pole-star of the soul--Truth, another name for Purity.
And they passed the Scythian archers, and the Tauri who eat men, and the wandering Hyperboreai, who feed their flocks beneath the pole-star, until they came into the northern ocean, the dull dead Cronian Sea.