168 



THE AQUARIUM, APRIL, 1895. 



The Kqukriutvy 



A Qltarterly Magazine. 



50 cts. a Year. Single Copies, 25 cts. Each. 

 Sample Copies Free. 



Advertising Kates on Application. 



HUGO MULERTT, F. I. R. S. A., 



Editor and Publisher, 



173 Nostrand Av., Brooklyn, N. Y. 



creamy white, to represent old ivory. 

 The effect of the whole is very pleasing. 

 The stand on which it rests forms an 

 antique oaken cabinet. 



Two of the above mentioned smaller 

 sized tanks might be used on one win- 



The 21-inch size is a good shape for 

 a breeding tank. When one wishes to 

 raise some young Paradise or gold-fish, 

 or for breeding sticklebacks, its length 

 permits dividing it in two or more 

 apartments by simply placing one or 

 more panes of glass between the sides. 



The window sill aquarium, repre- 

 sented in another illustration, it will be 

 observed, is rather long compared with 

 its width and height ; it is designed 

 for an ordinary window sill. The di- 

 mensions, 30 inches in length, 13 

 inches in height, and 10 inches in 

 width, experience has taught us to be 



Twin Aquarium. 



dowsill ; they would then form a twin 

 aquarium. (See illustration.) The ad- 

 vantages of such a screened twin aqua- 

 rium are very important, especially in 

 kindergartens. Each tank can be stock- 

 ed with different objects; each onecan be 

 changed and rearranged without molest- 

 ing the other ; both are protected by 

 an ornamented front, which hangs on 

 hinges below, and is fastened to the 

 window with hooks. Over the tops of 

 both is a wire-cloth screen, to ])revent 

 books or lunch remnants from coming 

 in contact with the water. 



the correct ones for the welfare of the 

 collection and convenience of study, as 

 well as for ornament. 



In the tank represented, each end is 

 formed of one solid plate of cast iron ; 

 against these the upper and lower bars 

 that form the front and rear of the tank 

 are fastened. These ends are lined 

 with ordinary glass. The bottom con- 

 sists of rough (rolled) plate glass ^ inch 

 thick, and the front and rear of the 

 best double thick French or English 

 glass. It is not necessary, however, 

 that the ends should be of one solid 



