21 MARCH 1868, Page 20

Natural Philosophy Popularly Explained. By the Rev. S. Haughton. (Cassell,

Petter, and Galpin.)—:The elements of statics, hydrostatics, pneumatics, dynamics, hydrodynamics, acoustics, light, and heat are shortly described in this useful book, and we are much impressed by the clearness with which Mr. Haughton brings them all in tarn to the knowledge of unscientific readers.