LONDON: I>awbarn & Ward, Ltd., G Farrinsdon Avenue, E. C. 



Journal of 

 Applied Microscopy 



(MONTHLY.) 



Vol. II. No. 3. 



MARCH, 1899. 



$1.00 Per Year. 



Leading Subjects. 



The Conditioning of Wool and Other Fibers in the 

 Technological Laboratories of the Philadelphia 

 Commercial Museum 289 



WILLIAM P. WILSON, Sc. D. Director. 

 ERNEST FAHRIG, Ph. D., Chief of Laboratories. 



The Preparation of Ground Sections of Teeth and Bone. 



S. P. COWARDIN 292 



Methods of Making Microscopic Preparations of Cope- 

 poda. C. DWIGHT MARSH 295 



RIPON COLLEGE. 



Methods in Plant Histology, I. 



CHARLES J. CHAMBERLAIN 296 



UNIVERSITY OF CHICAGO. 



A Method for Making the Three Principal Artificial 

 Media. HIBBERT WINSLOW HILL . 301 



DIRECTOR, BOSTON BOARD OF HEALTH 

 LABORATORY. 



Notes on Part V of Dr. Novy's " Laboratory Methods." 



ROBERT SPURR WESTON . . 305 



Reply to Mr. Weston's Criticisms. 



DR. F. G. NOVY 307 



UNIVERSITY OF MICHIGAN. 



Current Botanical Literature. 



CHARLES J. CHAMBERLAIN 310 



UNIVERSITY OF CHICAGO. 



Animal Biology. AGNES M. CLAYPOLE .... 313 



CORNELL UNIVERSITY. 



Current Bacteriological Literature. 



H. H. WAITE 316 



UNIVERSITY OF MICHIGAN. 



News and Notes 318 



A HomeMade Dark Room Window — Hardening and Embedding 

 Delicate Objects— How to Obviate the Vibration of Centrifuges 

 — Helpful Books on Microscopic Botany— Cements for Fluid 

 Mounts. 



Entered at the Post Office at Rochester, N. Y., as Second Class Matter. 



Publication Department, BAUSCH & LOMB OPTICAL COMPANY, Rochester, N. Y. 



For Hawaiian Islands : Hollister Drug Company, Honolulu, Publishers' Agents. 



