+ − Am Econ R 10:806 D ’20 1000w Am Pol Sci R 14:737 N ’20 60w

“One may not agree with all Mr Barker’s conclusions, but there is no doubt that his book is a storehouse of important facts and figures.”

+ − Ath p224 F 13 ’20 180w

“Neither in the views expressed nor in the compilation of statistics is there much matter of importance for the American student: moreover, many of the chapters are inevitably out of date.”

− + Springf’d Republican p6 Jl 20 ’20 200w

BARNETT, EDWARD DE BARRY. Explosives. *$5 Van Nostrand 662

(Eng ed 20–6748)

In this volume of the Industrial chemistry series “the author has endeavoured to give a clear but concise account of the manufacture of explosives, together with an outline of the methods used for investigating this class of substance.” (Author’s preface) Contents: Introduction; Gunpowder; Explosive compounds; Smokeless propellants; Blasting explosives; Safety coal mine explosives; Percussion caps, detonators and fuzes; Matches, pyrophoric alloys and pyrotechny; Explosive properties; Sensitiveness and stability; Conclusion. A brief bibliography follows the introduction. Other references come at the chapter ends and there is an index.

BARNEY, DANFORD. Chords from Albireo. *$1.50 Lane 811

20–4705