the; MICROSCOPICAl, adv^rtissr. 



NORMAL HISTOLOGY: 



Including an account of the Development of the Tissues and 

 and of the Organs. 



By GEO. A. PIERSOL, M. D. 



Professor of Anatomy iu the University of Pennsylvania. 

 8 vo. 1893. 439 pp. 300 illustrations. $3.50. 



This magnificient volume, just issued, will be sent post-paid 

 to any of our subscribers at Club rate of $3.00. 



Microscopical Publishing Co., 

 Washington, D. C. 



KING'S CEMENTS ^^^^ ^'"^"^^"^^^"^^^rheywm sustain U. 



KING'S GLYCERINE JELLY is unsurpassed. 

 THE KING MICROTOME is the best for botanical work. 



Send for full list of specialties. 



J. D. KING, Cottage City, Mass. 

 INVERTEBRATE DISSECTIONS. 



designed to suit the requirements of high schools as well as of colleges; a very 

 nsefnl guide for teachers or others who, not having had laboratory practice iu their 

 own educational course, may desire to pursue an elementary course of invertebrate 

 pissection. Working directions for study of 19 types, including grasshopper, cray- 

 fish, spider, sow-bug, mussel, angle-worm, sea-urchin, starfish, hydra, etc. Bound 

 in flexible manilla cover; 36 pages; price 40 cents. Sent postpaid on receipt of 

 price. Special terms, for orders of ten or more, furnished on application to author. 



Hrnry L. Osborn, 



Hamline University , St. Paul, Minn. 



All kinds of scientific matter, books, pamphlets, cards, labels, 

 envelopes, letter heads, etc., printed and forwarded by mail or 

 express free of charge for delivery. Prices reasonable ; satisfac- 

 tion guaranteed. Inventive Age Building, 



Washington, D. C. 



