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ANALYSIS OF RESINS AND BALSAMS. Translated 



from the German of Dr. Karl Dieterich. Demy 8vo. 340 pp. 

 Price 7s. 6d. ; India and Colonies, 8s. ; Other Countries, 8s. 6d. ; 

 strictly net. 



Contents. 



Definition of Resins in General — DeBnition of Balsams, and especially the Gum Resins — 

 External and Superficial Characteristics of Resinous Bodies — Distinction between Resinous 

 Bodies and Fats and Oils — Origin, Occurrence and Collection of Resinous Substances — 

 Classification — Chemical Constituents of Resinous Substances — Resinols — Resinot Annols— 

 Behaviour of Resin Constituents towards the Cholesterjne Reactions — Uses and Identi- 

 fication of Resins — Melting-point — Solvents — Acid Value — Saponification Value — Resin Value 

 — Ester and Ether Values— Acetyl and Corbonyl Value — Methyl Value — Resin Acid— Syste- 

 matic Resume of the Performance of the Acid and Saponification Value Tests. 



Balsams — Introduction — Definitions — Canada Balsam — Copaiba Balsam — Angostura 

 Copaiba Balsam — Babia Copaiba Balsam — Carthagena Copaiba Balsam — Maracaibo 

 Copaiba Balsam — Maturin Copaiba Balsam — Gurjum Copaiba Balsam — Para Copaiba Balsam 

 — Surinam Copaiba Balsam — West African Copaiba Balsam — Mecca Balsam — Peruvian 

 Balsam — Tolu Balsam — Acaroid Resin — Amine — Amber — African and West Indian Kino — 

 Bengal Kino — Labdanum — Mastic — Pine Resin — Sandarach — Scammonium — Shellac — Storax 

 — Adulteration of Styrax Liquidus Crudus — Purified Storax — Styrax Crudus Colatus — Taca- 

 mahac — Thapsia Resin — Turpentine — Chios Turpentine — Strassburg Turpentine — Turpeth 

 Turpentine. Gum Resins — Ammoniacum — Bdellium— Euphorbium — Galbanum — Gamboge 

 — Lactucarium — Myrrh — Opopanax — Sagapenum — Olibanum or Incense — Acaroid Resin — 

 Amber — Thapsia Resin — Index. 



MANUAL OP AGRICULTURAL CHEMISTRY. By 



Herbert Ingle, F.I.C, Lecturer on Agricultural Chemistry, the 

 Yorkshire College; Lecturer in the Victoria University. 388 pp. 11 

 Illustrations. Demy 8vo. Price 7s. 6d. ; India and Colonies, 8s. ; 

 Other Countries, 8s. 6d. net. 



Contents. 



Introduction — The Atmosphere — The Soil — The Reactions occurring in Soils — The 

 Analysis of Soils — Manures, Natural — IVIanures (continued) — The Analysis of IWanures — The 

 Constituents of Plants— The Plant— Crops —The Animal— Foods and Feeding— Milk and Milk 

 Products — The Analysis of Milk and Milk Products — Miscellaneous Products used in Agri- 

 culture — Appendix — Index. 



THE UTILISATION OP WASTE PRODUCTS. A Treatise 



on the Rational Utilisation, Recovery and Treatment of Waste Pro- 

 ducts of all kinds. By Dr. Theodor Koller. Translated from the 

 Second Revised German Edition. Twenty-two Illustrations. Demy 

 8vo. 280 pp. Price 7s. 6d. ; India and Colonies, 8s. ; Other Countries, 

 8s. 6d. ; strictly net. 



Contents. 



The Waste of Towns— Ammonia and Sal-Ammoniac— Rational Processes for Obtaining 

 these Substances by Treating Residues and Waste— Residues in the Manufacture of Aniline 

 Dyes — Amber Waste — Brewers' Waste— Blood and Slaughter-House Refuse — Manufactured 

 Fuels— Waste Paper and Bookbinders' Waste— Iron Slags— Excrement-Colouring Matters 

 from Waste— Dyers' Waste Waters— Fat from Waste— Fish Waste— Calamine Sludge- 

 Tannery Waste— Gold and Silver Waste— India-rubber and Caoutchouc Waste— Residues in 

 the Manufacture of Rosin Oil — Wood Waste— Horn Waste — Infusorial Earth — Iridium from 

 Goldsmiths' Sweepings— Jute Waste— Cork Waste— Leather Waste— Glue Makers' Waste 



—Illuminating Gas from Waste and the By-Products of the Manufacture of Coal Gas 



Meerschum— Molasses— Metal Waste— By-Products in the Manufacture of Mineral Waters 

 — Fruit — The By-Products of Paper and Paper Pulp Works — By-Products in the Treatment 

 of Coal Tar Oils— Fur Waste— The Waste Matter in the Manufacture of Parchment Paper 

 —Mother of Pearl Waste— Petroleum Residues— Platinum Residues— Broken Porcelain. 

 Earthenware and Glass— Salt Waste— Slate Waste— Sulphur— Burnt Pyrites— Silk Waste- 

 Soap Makers' Waste— Alkali Waste and the Recovery of Soda— Waste Produced in Grinding 

 Mirrors— Waste Products in the Manufacture of Starch— Stearic Acid— Vegetable Ivory 

 Waste— Turf— Waste Waters of Cloth Factories— Wine Residues— Ttnplate Waste— Wool 

 Waste— Wool Sweat— The Waste Liquids from Sugar Works— Index. 



