4i 



THE AMATEUK S GEEEKHOUSE 



supply it first have to heat a large body of air and material in 

 the forcing-pit. The lean-to is never more than a decidedly 

 cool greenhouse, but the Paxtonian may be heated to the pitch 

 of a stove by simply driving the fire a little. The diflference 

 is due entirely to the fact, that from the boiler to the Pax- 

 tonian the pipes rise, whereas in the other house they are on a 

 dead level throughout. This very fact proves that our diffi- 

 culty in the first instance was not imaginary, and renders its 

 solution the more satisfactory. 



PAXTONIAN PLANT-HOUSE. 



By this time some prudent reader will be asking if the 

 question of " tenant right" in plant-houses is likely to engage 

 our attention ? Well, that is the very question we intend to 

 illustrate in the next examples. The prudent reader need not, 

 of course, be informed that, according to the law of the land, 

 plant-houses, from the moment of their fixture in the soil, be- 

 come the property of the freeholder. But it may be less 

 generally known ithat the best house ever built is scarcely 



