Volume II. Second Edition. Fully Illustrated. Price 8s. 6d.

SOUND.

Contents.—The Nature of Sound and its chief Characteristics.—The Velocity of Sound in Air and other Media.—Reflection and Refraction of Sound.—Frequency and Pitch of Notes.—Resonance and Forced Oscillations.—Analysis of Vibrations.—The Transverse Vibrations of Stretched Strings or Wires.—Pipes and other Air Cavities.—Rods.—Plates.—Membranes.—Vibrations maintained by Heat.—Sensitive Flames and Jets.—Musical Sand.—The Superposition of Waves.—Index.

"The work ... may be recommended to anyone desirous of possessing an easy up-to-date Standard Treatise on Acoustics."—Literature.

"Very clearly written.... The names of the authors are a guarantee of the scientific accuracy and up-to-date character of the work."—Educational Times.


Volume III. At Press. Fully Illustrated.

HEAT.

Remaining Volumes in Preparation—

LIGHT; MAGNETISM AND ELECTRICITY.