NOW READY, VOL. I. 



OF THK 



Jotirnal of the Postal Mici'oscopical 

 Society, 



Handsomely Bound in Cloth, Gilt, Bevelled Edges, 

 Price, 7/6 ; Post Free, 8/- 



T/ie folloiviiig are some of the Articles contained — 



History of the Postal Microscopical Society. 



Numerical Aperture. 



The Microscopical Examination of Chlorophyll, Inulin, and Protein 



Crystals. 

 Tubifex Pdvulorum, 



How to Prepare Foraminifera. 2 Papers. 

 Lichens, 

 Diatoms. 



An Hour at the Microscope, with Mr. TufFen West. 3 Papers. 

 A Supposed New Species of Caligus. 

 Cutting Sections of Soft Tissues. 

 Spiders, their Structure and Habits. 2 Papers. 

 Holothurian Plates, from the Carboniferous Strata of the West of 



Scotland. 

 Hydrozoa and Polyzoa. 

 Photo-Micrography. 

 Stylaria Paludosa. 

 Larva of Tanypus Maculatus. 



New Method of Preparing Minute MicroBCopic-Organisms. 

 The Embryology of the Stalk-eyed Crustacea. 

 Adulteration of Coffee and the Microscope. 

 Unpressed Mounting for the Microscope. 

 Aquaria for Microscopic Life. 

 The Structure and Economy of the Baphnia. 

 The Size of Dust Particles of Wheat and Coal. 

 Notes on the Bursting-point cf some Starch-cells. 

 Pond Hunting in Winter. 



Selected Notes from the Society's Note Books. 4 Papers. 

 Etc. Etc, 



19 Lithographic Plalcs, including a large Map, and numerous 

 Engravings. 



LONDON : 



W. r. COLLINS, Science Bookseller, 



No. 157, Great Portland Street, London, W. 



BATH: 



No. 1, Cami;riuge Pl.-^ce, 



