IN TWF BREWERY AND MALT-HOUSE THE MICROSCOPE ANDBREWERY MALT-HOUSE, FRONTISPIECE. TC_ M THE MICROSCOPE BREWERY AND MALT-HOUSE GEO. ETC.CHAS. MATTHEWS, F.C.S., F.I.C., EDW. ETC.FRANCIS A.R.S.M.,LOTT, F.I.C., Illustrated andSteelby Engravings, Woodcuts, Lithographs, Chroma-Lithographs NEW YORK D. APPLETON AND COMPANY AND BOND STREETi, 3, 5 1889 asttur THIS BOOK IS INSCRIBED BY THE IN GRATEFULAUTHORS, OF THE HIGH SCIENTIFIC AND PRACTICAL VALUEAPPRECIATION WITHOF THE WELL-KNOWN RESEARCHES IN CONNECTION FERMENTATION UNDERTAKEN BY HIM IN INYEARS PAST AND; ADMIRATION OF THE GENIUS DISPLAYED IN THIS AND OTHER BRANCHES OF SCIENTIFIC INVESTIGATION. September, TABLE OF CONTENTS. CHAPTER I. PAGE THE MECHANICAL ARRANGEMENTS OF THE MICRO- SCOPE i Parts. andCompound Microscope. Principal Eyepiece Objective. Coarse and Fine and Movements.Adjustments. Stage Stage Substage. Achromatic or Condenser. Mirrors. Draw-tube.Diaphragm. Stage Condenser. Artificial Illumination. Camera Lucida and Neutral-Bull's-eye tint Reflector. Small accessories. of a Brewer'sRequirements Microscope. Mode of action of Mirrors. Action of and Lenses.eyepiece objective.""of the Instrument. ofCorrection Lenses.Imperfections Magnification and Mode of andAmplification. designating eyepieces objectives. Angle of Penetration and ofAperture. Resolving power. Adjustment high- of a Instrument. Choice of a Microscope.power objectives. Qualities good CHAPTER II, -MANIPULATION 16 Cleanliness of Glasses. of Instrument.