ADVERTISEMENTS. 



July Part, consisting of 80 pages, now ready. 



The Journal of MICROSCOPY & NATURAL SCIENCE, 



Published Quarterly, price 1/6. 



This well known Journal, the recognized organ of the POSTAL MICROSCOPICAL 

 : SOCIETY, contains a number of valuable and interesting articles relating to every 

 department of Microscopy and the allied sciences. 



These are all written by experienced Microscopists and Specialists in their various depart- 

 ments of Science, and are illustrated by a number of Lithographic Plates — making it 

 not only one of the largest and cheapest, but also one of the most widely circulated 

 Journals of its class. 



Other special features of the Journal are " Half-Hours at the Microscope with Mr. Tuffen 

 West, F.L.S., F.R.M.S., &c. ; " "Selected Notes from the Society's Note-Books." 

 New books relating to Microscopy, or to any branch of Natural Science, are carefully 

 reviewed. Correspondence on matters of Microscopic or Scientific interest is inserted. 

 There is also a section devoted to "Current Notes and Memoranda," "Exchanges,"&c. 



The Journal of Microscopy and Natural Science is edited by Mr. Alfred allen, 

 Hon. Sec. of the Postal Microscopical Society, under the direction and with the assis- 

 tance of the Committee. . . 



London: BAILLIERE, TINDALL, & COX, 20; King William St., Strand, W.C. 



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References to numerous Gentlemen (by permission.) 



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