DOMESTIC GREENHOUSES. 



93 



ches in height by three feet in length and a foot and a half in 

 breath. If elegance is aimed at, the box should be made of 

 mahogany, and supported on four legs, furnished with movable 

 castors ; the box which is to contain the soil, eight and a half in- 

 ches in height, should be made of well-seasoned St. Domingo 

 mahogany, steeped in Kyan's composition, for a fortnight ; the 

 sides, one and a quarter inches thick, mitered and dove-tailed to- 

 gether at the corners. The bottom of the box should be Hon- 

 duras mahogany, one inch thick, formed of numerous small pieces, 



framed and flush-paneled, and arranged so as best to resist the 

 yielding of the wood. To give it greater strength, two cross 

 pieces or ties stretch from side to side at equal distance from 

 each other ; these are dove-tailed on each side, thus dividing the 

 box into three compartments, but leaving open spaces under the 



