DESCRIPTION AND PLANS OF A RANGE OF NEW PINE-STOVES. 191 



at once, either at top or bottom, or both together ; or half of 

 the range, or only its middle divisions, may be worked sepa- 

 rately — a very economical and good arrangement. 



The following sections explain the construction of the boiler 

 and its apparatus.* 



* N.B. — This boiler seems to be identical witb that of Mr. Hill. 



,— Ed. 



