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THE MICROSCOPE ITS DESIGN, CONSTRUCTION AND APPLICATIONS- A SYMPOSIUM AND GENERAL DISCUSSION by MANY AUTHORITIES. Originally published in 1920. Contents include: introduction ... ... jti3F 1 Introductory Address By Sir Robert Hadfield, Bait, F. R. S. Section 1 Introduction ... ... ... . . 5 Section 11 Histon of the Microscope From Ancient Times to 1600 A. 1. ... 10 From iCoo to 1700 ... ... ... 12 From 1700 to i8uo ... . . ... 14 From 1800 Onwards . ... ... 15 Section ill. Modern Work on Microscopes, Objec tives, and Kyepieces ... ... . . H Section IV Ferrous Metallograpln ... . 22 Section V. Standard Magnifications for Photomicro graphs . . . . . .. .. 26 Section VI Cr stall ojrraphv . . -... 27 Section VII The Cltramicroscope . . 28 Section VII L. Conclusion . . j8 Section IX. Bibliography jo General Papers. The Present Position and the Future of the Microscope A General Survey. By J. K. Barnard ... ... . 37 The Science of Microscopy. By Sir Herbert Jackson, KB. K. F. R. S .. ... 4. and j 1 3 The Mechanical Design of Microscopes By Professor F. 1. Cheshire, C. B E . 43 The History and Design ot Photomicrographic Apparatus By F Martin Duncan ... ... .. ... . . .. 47 The Karliest Steps in the Invention of the Microscope B Charles Singer, M. D., F R. C. P ST The Optics of the Microscope. Notes on Microscopical Optics. By Professor A F.. Conradv f o Notes on the Resolving Power of the Microscope B Professor Alfred W. Porter, F. R S .. 07 The Manufacture of the Microscope. Introductory Remarks. By R. Mulhneux Walmsley, D Sc . . . 75 A Standard Microscope. By Conrad Bee k ... ... .. 77 Research in the Use of the Microscope. By Conrad Beck ... 70 Progress of Microscopy from a Manufacturers Point of View. By F. Watson Baker 81 A New Research Microscope. By Powell Swift ... ... 84 General Discussion Mr. J E. Barnard, Dr R. Mulhneux Walmsley, Lieut. - Col. Gifford, Tnstr - Cdmm. Ainslie, Dr E C. Bousfield, Dr W. Rosenhain, Mr. A C. Banfield 8602 spects of Microscope Design and Construction. Notes on the Future of the Microscope. By Fu rene Schneider ... ... ... ... ... ... 03 . A New Microscope Illuminator. By Alexander Silverman 98 Some Problems in High Power Photomicrography. By R. E. Slade, D. Sc, and G. 1 Higson, M. Sc 101 Fatigue Factors incidental in the Use of certain Optical Instruments. By Eng.-Comm. R. J. E. Hanson, O. B E. 103 Optical Glass. Glass for Optical Purposes. By M. W. Travers, F. R. S. ... 107 Glass for Optical Purposes. By W. E. S. Turner, D. Sc. ... 109 Note on Fluorite. By Robert L M ond in The Annealing of Glass. By F. Twyman ... 112 Applications of the Microscope. 1 Miscellaneous Applications. The Great Work of Sorby. By Sir Robert lladneld, Bart, F. R. S. 114 The Requirements of the Petrological Microscope. By J. W. Evans, F. R. S. no . The Selection and Control of Yeast Employed for J Brewing Purposes. By A. Chaston Chapman ... 122 The Microscopic Outfit of a Textile Research Labora tory. By R. S Willows, D. Sc 123 2 Applications in Metallography, Metallurgy and Engineering. The Metallurgical Microscope. By Walter Roscnhain, F. R. S. 128 The Construction and Design of Metallurgical Micro scopes. By Professor C. H. Desch . . 135 Notes on the Metallurgical Photomicroscopc. Bv J. H. G. Monypenny .....