Steam apparatus for boiling Potatoes, &fc. 69 



A Pot to heat water for the boiler. 



B Boiler. 



C Cistern of hot water to supply the boiler regulated by 



a float and valve. 

 D Steam-pipe 2 inches diameter. 

 E Stop- cock to turn the sieam on or off, 

 F Side view of the cistern or steaming box. 

 G Opening in the top to put in the potatoes, &c. to be 



tight closed while steaming. 

 H Strong wood coupling. 

 I Bottom floor of the steaming box. 

 K Second floor raised 9 inches from the bottom and 



made of bars of cast iron. 

 The steam is introduced into the open space betwixt 

 the floors by means of the pipe D, and passes through 

 the grate bars to the potatoes. 



L Coupling frame to keep the cistern firm. 



M End view of the steaming cistern without the door, 



N N Hinges to hang the door. 



O O Frame bolted to the sides for the door to shut 



against. 

 P Floor of grate bars. 

 Q Space for the steam betwixt the floors. The door to 



be made to fit as tight as possible, to prevent the 



steam from escaping. 

 R. A door for a boy to go in, occasionally to clean the 



bottom of the pan from sediment. 



My steaming cistern, or box, is made with five large 

 flags, or planks, and a wood door, the whole firmly held 

 together with a strong wood coupling frame; they should 



