AND COXSEETATOET. 



43 



close under the glass, aud resting on the borders. The 

 arrangement may be understood from the subjoined diagram. 



^ 



AEEANGEMENT OF PIPES IN EXAMPLE OF HEATING ON THE LEVEL. 



A. Entrance to lean-to. B. Entrance to Paxtouian. C. Boiler. 

 D. Flow. E. E. Return. F. Forcing-pit. 



The solution of a difficulty in this simple way is a matter of 

 more than passing interest, for where it appeared impossible 

 to employ a hot-water system it has been effectually accom- 

 plished, and a most excellent forcing-pit obtained into the bar- 

 gain. It is an important exemplification of established prin- 

 ciples that the lean-to which adjoins the boiler, and receives 

 its pipes directly from it, obtains far less heat than the Pax- 

 touian, which is twenty-|ive feet distant, and the pipes which 



