Soap Bubbles
and the Forces which Mould Them

2 PUBLICATIONS OF TRE MANUALS OF HEALTH. Fcap. 8w, 128 pp., limp cloth, price Is. each. Keakh and Occupation. By B. W. Richakdson, Esq., r.K.b., M.-D. * ’ Habitation in Relation to Health (The) By F s B Chaumont, M.D., F.K.S. ' J . o. °11 MeDSOnÄC.are °f Health- By the Iate E- A- PARKES, ■iyi.U.j Jj .XV. Ö. ' WaS; Arr’ “o Disinfectants. By W. Noel Hartley, Esq., King’s College. ’ MANUALS OF ELEMENTARY SCIENCE. leap. Soo, 128 pp., with Illustrations, limp cloth, Is. each. Physiology By F. lb Guos C'labke, F.R.S., St Thomas’s Hospital. ’ Geology. By the Rev. T. G. Bonney, M.A., FGS fellow and late Tutor of St. John’s College, Cambridge.' ' ’’ Chemistry. By Albert J. Beknays. Astronomy By W. H. M. Ciibistie, M.A., the Royal Observatory, Greenwich. * Botany By Robert Bentley, Professor of Botany in King s College, London. vvairy Zooiogy. By Alfred Newton, M.A., F.RS Professor Cambridge^ ComParati™ Anatomy in the University of Mätter änd Motion. c7 kte J’ °LERK M™ll, jm.a., 1 unity College, Cambridge. ’ SpeCAtrp'Z<epand itS Work (The)- By the Iate Ei<®akd ill x KUvlUK, Crystallography By Henry Paun Gurney, MA Clare College, Cambridge. ’’ Electricity. By the late Professor Fleeming Jenkin.