The Speech of Monkeys

THE SPEECH OF MONKEYS Heinemann's Scientific Handbooks. Each Volume Crown 8vo, Uniformly Bound and Illustrated. =MANUAL OF ASSAYING GOLD, SILVER, COPPER, AND LEAD ORES.= By WALTER LEE BROWN, B.Sc. Revised, Corrected, and considerably Enlarged, with a chapter on the Assaying of Fuel, &c. By A. B. GRIFFITHS, Ph.D., F.R.S. (Edin.), F.C.S. 7s. 6d. Financial World.--"The most complete and practical manual on everything which concerns assaying of all which have come before us." =GEODESY.= By J. HOWARD GORE. 5s. Science Gossip.--"It is the best we could recommend to all geodetic students. It is full and clear, thoroughly accurate, and up to date in all matters of earth-measurements." =THE PHYSICAL PROPERTIES OF GASES.= By ARTHUR L. KIMBALL. 5s. Chemical News.--"The man of culture who wishes for a general and accurate acquaintance with the physical properties of gases, will find in Mr. Kimball's work just what he requires." =HEAT AS A FORM OF ENERGY.= BY R. H. THURSTON. 5s. Journal of Microscopy and Natural Science.--"The author presents in popular language an outline of the growth of our modern philosophy of the form of energy known as heat." =A MANUAL OF BACTERIOLOGY.= By A. B. GRIFFITHS, Ph.D., F.R.S. (Edin.), F.C.S. [In the Press. LONDON: WILLIAM HEINEMANN, 21 BEDFORD STREET, W.C.