=Heat and Light= R. T. Glazebrook, M.A., F.R.S. 5_s._ " " in two separate parts " " _each_ 3_s._ =Mechanics and Hydrostatics= R. T. Glazebrook, M.A., F.R.S. 8_s._ 6_d._ " " in three separate parts Part I. =Dynamics= " " 4_s._ " II. =Statics= " " 3_s._ " III. =Hydrostatics= " " 3_s._ =Solution and Electrolysis= W. C. D. Whetham, M.A. 7_s._ 6_d._ [_Out of print._ =Electricity and Magnetism= R. T. Glazebrook, M.A., F.R.S. _In Preparation._ GEOLOGICAL SERIES. =Petrology for Students= A. Harker, M.A., F.G.S. 7_s._ 6_d._ =Handbook to the Geology of Cambs= F. R. C. Reed, M.A. 7_s._ 6_d._ =The Principles of Stratigraphical Geology= J. E. Marr, M.A. 6_s._ =Crystallography= Prof. W. J. Lewis, M.A. 14_s._ _Net._ * * * * * =Laboratory Note-Books of= } { L. R. Wilberforce, M.A., and =Elementary Physics= } { T. C. Fitzpatrick, M.A. I. =Mechanics and Hydrostatics.= II. =Heat and Optics.= III. =Electricity and Magnetism.= _each_ 1_s._ _Other volumes are in preparation and will be announced shortly._ _Press Opinions._ BIOLOGICAL SERIES. =A Manual and Dictionary of the Flowering Plants and Ferns.= Morphology, Natural History and Classification. Alphabetically arranged. By J. C. Willis, M.A., Gonville and Caius College. In Two Volumes. Crown 8vo. With Illustrations. 10_s._ 6_d._ _Bookman._ One of the most useful books existing for students of botany.... The student who has this book and the chances which Kew, or even one of the smaller gardens, affords him, will make a steady and really scientific progress. =Elements of Botany.= By F. Darwin, M.A., F.R.S. Second Edition. Crown 8vo. With numerous Illustrations. 4_s._ 6_d._ _Journal of Education._ A noteworthy addition to our botanical literature. =Practical Physiology of Plants.= By F. Darwin, M.A., F.R.S., Fellow of Christ's College, Cambridge, and Reader in Botany in the University, and E. H. Acton, M.A., late Fellow and Lecturer of St John's College, Cambridge. With Illustrations. Second Edition. Crown 8vo. 4_s._ 6_d._ _Nature._ The authors are much to be congratulated on their work, which fills a serious gap in the botanical literature of this country.