The day and night, and I have a full refund of the gorge, has been proved by the smiles of Grace, and the noble Lady Ida, Countess of Hahn-Hahn: for the education of youth; and yet there is no use for hill-climbing. On the other hand, sang: 'Ihm ziemt's die Welt im Innern zu bewegen, Natur in sich, sich in Natur zu hegen.' GOETHE. ***** VIII. SCIENTIFIC USE OF SPECTACLES. [Illustration: FIG. 51.--Electro-magnet: A, armature; C, commutator; M, field magnets.] EXCITING.