MANUAL 



OF 



BACTERIOLOGY 



ROBERT MUIR, MA., M.D., Sc.D., F.R.S. 



PROFESSOR OP PATHOLOQT, UNIVERSITY OF GLASGOW 



JAMES RITCHIE, MA., M.D., F.R.C.P.(Ed.) 



IRVINE PROFESSOR OF BACTERIOLOGY, UNIVERSITY OF EDINBURGH 

 FORMERLY FELLOW OF NEW COLLEGE, OXFORD 



SEVENTH EDITION 



WITH TWO HUNDRED ILLUSTRATIONS 



IN THE TEXT 



AND SIX COLOURED PLATES 



LONDON 



HENRY FROWDE HODDER & STOUGHTON 



Oxford University Press Warwick Square, E.C. 



1919 



