Application of Luminous beams to Water. [*]

Chalk-water. Clark's Softening Process. [*]

Cotton-wool Respirator. [*]

Fireman's Respirator. [*]

Helmholtz on Hay Fever. [*]

VI. VOYAGE TO ALGERIA TO OBSERVE THE ECLIPSE. [*]

VII. NIAGARA. [*]

VIII. THE PARALLEL ROADS OF GLEN ROY. [*]

IX. ALPINE SCULPTURE. [*]

X. RECENT EXPERIMENTS ON FOG-SIGNALS. [*]