'l894-] NEW-YORK MICROSCOPICAL SOCIETY. 79 



25. Opal from Australia: by George E. Ashby. 



26. Tillandsia {Hanging Moss) : by F. W. Leggett. 



27. Young Spiders : by W. D. Macdonald. 



28. Transverse Section of Optic Nerve of Human Infant : by 

 William Beutenmuller. 



29. Transverse Section of Stomach of Frog : by William 

 Beutenmuller. 



30. Poison of Viperine Snakes : by Raymond Ditmars. 



31. Vinegar Eels, living : by A. Beutenmuller. 



32. Palm Leaf, transverse section : by Anthony Woodward, 

 Ph.D. 



33. Advertisements, Travelling in Olden Time : by Anthony 

 Woodward, Ph.D. 



34. Plasmodium of one of the Myxomycetes : by William 

 Craig. 



35. A living Diatom, BacUlaria paradoxa : by Capt. O. H. 

 Wilson. 



36. A New Pond Fishing Outfit for catching Pond Life : by 

 Capt. O. H. Wilson. 



37-39. Etchings of Steel, showing structure : by P. H. Dud- 

 ley and Thomas B. Briggs. 



37. Manganese Steel for Car Wheels. 



38. A 0.60^ Carbon, with o.i8^ Silicon, for Steel Rails. 



39. A 0.50^ Carbon, with 0.15^ Silicon, for Steel Rails. 



40. Crystals of Silver precipitated on Copper from the Nitrate : 

 by Michel M. Le Brun. 



41. Transverse Section of Yellow Water Lily, Niiphar advena : 

 by Maria O. Le Brun. 



42. Crystals of Cinnabar in Chalcedony (opaque) : by Artis 

 H. Ehrman. 



43. Young Sea Horse, Hippocainpus Hudsonius, born in the 

 Aquarium, ten days old : by W. E. Damon. 



43A. Suction Cups from the Arms of the Devilfish {Archi- 

 teuthis princeps), showing the serrated, saw-like edge with which 

 the animal fastens itself to its prey : by W. E. Damon. 



44. Butterfly's Wing, showing arrangement of Scales. Magni- 

 fied one hundred times : by Walter H. Mead. 



45. Circulation of Blood in Tadpole of Newt : by A. D. Balen. 



46. 47. Pond Life : by Stephen Helm. 



