Brown, R.L. Principles of power mechanics: essays on the packing and flow of powders and bulk solids/ R.L. Brown, J.C. Richards - London: Pergamon Press, c1970 - xi, 221 p.: ill.; 20 cm. - International series of monographs in chemical engineering . Includes index Bibliography: p. 207-212 ISBN: £ 5.00 Subjects--Topical Terms: PowdersBulk solidsPacking (Mechanical engneering)Machinery Dewey Class. No.: 620.4