1894 



THE MICROSCOPE. 



55 



Parasite of house fly. 



Chain and sheet lightning. 



Male mosquito, (culex pipiens). 

 Scalariform ducts, (root). 

 Medullary rays, (woody stem). 

 Pond life. 



Blood corpuscles of frog (double stained). 

 Tongue of bumble bee. 



1 



Mr. B. H. Booth. 

 Mr. F. T. Chapman. 



Mr. p. C. ClAFun. 



Dr. a. B. CooIvIDGE. 

 Dr. H. a. Dobson. 



24. 



25- 

 26. 

 27. 



28. 

 29. 

 30. 



33. 

 34. 

 35- 



36. 



37. 

 38. 



39- 



4o. 

 41. 



42. 

 43- 



44. 



Bud of moss rose. 



Corolla of heliotrope. 



Transverse section of bud of 

 tiger lily. } 



Sori of ferns, showing devel- 

 opment. 



Anatomy of a leaf. 



Crystals of silver nitrate, ammo- 

 nium sulfate, copper sulfate, 

 and sodium thiosulfate ; also 

 crystals in mica, all mounted 

 in mica (by polarized light). 



A colony of vorticella. 



Vorticella. 



Renal casts of Bright's disease ^ 

 (chronic parenchymatous 

 nephritis). I 



A series of slides ^ 



illustrating various | 



species of hydroids. J 



Section from tumor of ovaries. 



Transverse section of spinal cord 

 (human). 



Mr. H, H. Doubi^edAy. 



Dr. Richard Foster. 



Mr. John Grinstead. 

 Dr. H. H. HAwxhurst. 



Mr. W. p. Hay. 



Dr. H. Lr. E. Johnson. 

 Dr. J. MeIvVin Lamb. 



Bacillus diphtheriae (Klebs-Loeffler). ) „ .^ -_^ 



bacillus. j" ^^- ^OLi^iNS MArshAi^l. 



Cyclops with parasites. 



Web of frog's foot injected, showing the 

 distribution of the lymphatics and 

 blood vessels. 



Mr. Lt. M. MooERS. 



Dr. V. A. Moore. 



Yase of flowers composed of diatoms "" 



and butterfly scales. 

 Trichina spiralis. 

 Transverse section of bone (human) 



stained. J 



Section of kidney (human), injected. ^ 

 Polycystina, collected off the coast of 



the Barbadoes Islands. 

 Nematoid worms (coccidium oviforme) 



in liver tissue. j 



Dr. Robert Reyburn. 



y Dr. j. H. RindlAub. 



