Dublin: William McGee, "With the author's compliments" on fly leaf. 168 pp. 1874, First edition. Hardcover, red cloth, title label, 8vo. Good copy: Covers and spine soiled; spine has faded as well. Pencil underlining and marginalia throughout. Scarce. Signed. The author, Monck (1839-1915), was an Irish astronomer and philosopher.