MAKING AQUAEIA. 



13 



may be firmly and neatly completed by gently rubbing it with 

 tbe finger upon the end of -which is some gold size. 



The tank should now be left to dry for some days; but 

 during this time a stand and covering for it may be prepared. 

 The stand (Fig. 23) can be made of oak, mahogany, or deal; 



Fig. 22. Showing the Junction of the Zinc Moulding at the Corners. 



this last should be stained and varnished. It ought to be a trifle 

 longer and broader than the aquarium. A groove must be cut 

 in its surface, to receive the beading of the zinc which is at the 

 fcottom of the tank. The whole should stand quite firmly. 

 Instead of the heavy-looking covering usually made for such an 



Fig. 23. Stand for Zinc-framed Aquarium. 



aquarium as this, a flat piece of glass or of perforated zinc is to 

 be preferred : the former is the better. 



At the end of a week the cement wiU have become somewhat 

 hard ; and if red and white lead have been used as the cement. 



